4,4'-Diiodo-P-Terphenyl

Fengxi Chemical

Specifications

HS Code	682469
Chemical Formula	C18H12I2
Molecular Weight	494.00
Appearance	Solid
Color	White to off - white
Melting Point	225 - 229 °C
Boiling Point	N/A (decomposes before boiling)
Solubility In Water	Insoluble
Solubility In Organic Solvents	Soluble in common organic solvents like toluene, dichloromethane
Density	N/A
Purity	Typically high - purity (e.g., 98%+)
Odor	Odorless
Stability	Stable under normal conditions
Chemical Formula	C18H12I2
Molecular Weight	486.00
Appearance	White to off - white solid
Melting Point	240 - 244 °C
Solubility In Water	Insoluble
Solubility In Organic Solvents	Soluble in common organic solvents like toluene, chloroform
Purity	Typically available in high purity, e.g., 97%+
Cas Number	36653 - 85 - 3
Chemical Formula	C18H12I2
Molecular Weight	498.00
Appearance	White to off - white powder
Melting Point	206 - 210 °C
Solubility In Organic Solvents	Soluble in common organic solvents like toluene, chloroform
Solubility In Water	Insoluble in water
Purity	Typically high - purity, e.g., 98%+

As an accredited 4,4'-Diiodo-P-Terphenyl factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage

Packing	100g of 4,4'-diiodo-p - terphenyl packaged in a sealed, air - tight plastic bottle.
Storage	4,4'-Diiodo-p - terphenyl should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in a tightly sealed container to prevent moisture absorption and exposure to air, which could potentially lead to degradation. Label the storage container clearly to avoid misidentification.
Shipping	4,4'-Diiodo-p - terphenyl, a chemical, is shipped in well - sealed containers. Special care is taken to prevent breakage. It's transported under conditions suitable for stable chemicals, ensuring compliance with safety regulations for hazardous substances.

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General Information

Historical Development

"The Evolution of 4,4 '-Diiodine-p-Terphenyl"
The case of 4,4' -diiodine-p-terphenyl is quite eye-catching in today's chemical research. Tracing its origin, at the beginning, the academic community was still shallow in its understanding, and only a brief glimpse of its basic characteristics.
At that time, the experimental method was not perfect, and the road to exploration was full of thorns. However, the unremitting research of various scholars has gradually solved its mysteries. After years, the research method has improved, the analysis of its structure has become more accurate, and the cognition of its properties has become more and more detailed.
Therefore, its application in many fields is gradually emerging. From the beginning, it only existed in theoretical exploration, and later it was widely used in practical paths such as material creation. The development of this material is like a star gradually shining, blooming a unique brilliance in the chemical firmament, leading the scientific research crowd and constantly exploring new frontiers.

Product Overview

4,4 '-Diiodo-P-Terphenyl is a unique compound. Its shape or crystalline state, the color is pure, and the texture is fine.
This compound has an exquisite structure. It is cleverly connected by triphenyl rings, like a treasure of interlocking rings. At the 4 and 4' positions of the benzene ring, iodine atoms are delicately attached, giving it unique chemical activity.
Its preparation requires fine craftsmanship. With a specific aromatic halide and metal reagent, it can only be achieved after careful catalytic coupling reaction. During the reaction, the temperature and reagent ratio need to be precisely controlled, and it is difficult to obtain the ideal product with a slight difference.
4,4 '-Diiodo-P-Terphenyl has great potential in the field of materials science. It can be used as a key component of organic semiconductor materials and is expected to open up new paths for the development of electronic devices. Due to its special structure, it may endow materials with excellent optoelectronic properties, such as efficient charge transfer ability, which will contribute to the evolution of future technologies.

Physical & Chemical Properties

4,4 '-Diiodo-p-terphenyl. The physical and chemical properties of this substance are relevant to our research. Its shape may be crystalline, and its color may be light. The melting point can be identified as a characteristic, and it changes when heated, following the laws of physics. The solubility is also different among various solvents, and it is difficult to dissolve or dissolve in organic agents. In terms of chemical activity, the position of the iodine atom can lead to various reactions. Its conjugate system affects the photoelectric properties. Or it can be used in photoelectric materials. With its physical and chemical properties, luminescence, conductivity, etc., all depend on this structural property. Explore its properties, in order to expand the basis of application, hope to understand its mysteries, and open up new frontiers in the road of scientific research.

Technical Specifications & Labeling

Nowadays, the name of a chemical substance is "4,4 '-Diiodo-P-Terphenyl", and its technical specifications and identification (commodity parameters) are crucial.
The technical specifications of this substance are related to its purity and composition ratio. It is necessary to measure its purity accurately to ensure that there are few impurities and reach a very high purity. The proportion of ingredients must also be strictly controlled, and there should be no difference.
As for the identification (commodity parameters), it should be clear and clear. Indicate its chemical structure to help users understand the essence. It is also necessary to mark physical properties, such as melting point and boiling point, for easy storage and use. Packaging specifications should also not be ignored, and clear capacity, material, etc. In this way, this "4,4 '-Diiodo-P-Terphenyl" can be fully used in various applications, without the risk of misuse or misuse, ensuring the accuracy, safety and efficiency of its application.

Preparation Method

The preparation method of 4,4 '-diiodine p-terphenyl is related to the raw materials and production process, reaction steps, and catalytic mechanism. The raw materials are selected from pure p-terphenyl and iodine reagents. In the production process, in a reaction kettle at a suitable temperature, an appropriate amount of organic solvent, such as dichloromethane, is added to fully dissolve p-terphenyl.
At the beginning of the reaction step, the temperature is controlled in an ice bath, and the iodine reagent and catalyst, such as iron trichloride, are slowly added dropwise to initiate an electrophilic substitution reaction. Continuously, gradually raise the temperature to room temperature and stir for a few times to make the reaction sufficient. After the reaction is completed, the product is separated by extraction, and the unreacted iodine is removed
In the catalytic mechanism, ferric chloride polarizes the iodine molecule, enhances its electrophilicity, and promotes its efficient reaction with the p-terphenyl ring. After multiple refinements, a high-purity 4,4 '-diiodine p-terphenyl product is obtained.

Chemical Reactions & Modifications

Today there is a product called 4,4 '-Diiodo-P-Terphenyl. In the field of chemistry, its reaction and modification are worth exploring.
Looking at its reaction, the compatibility of raw materials, and the control of temperature and pressure are all important. Temperature and pressure, accompanied by a good agent, can promote its reaction to go forward and obtain a high-purity product. However, the way of reaction often encounters obstacles, the disturbance of impurities, the generation of side reactions, or the loss of yield and quality.
As for modification, it is designed to expand its properties. Or introduce new radicals, change its structure, and give it new energy. If it increases its stability and strengthens its conductivity, it is necessary to make it suitable and diverse. The method of modification is delicate and complicated, and it must be carefully selected according to its physical and chemical properties.
If you want to do a good job, you must first study the reason. Detailed study of the reaction mechanism and the way of modification can control this material, which can be used in many fields and contribute to the progress of chemistry.

Synonyms & Product Names

Today there is a thing called 4,4 '-Diiodo-P-Terphenyl. Its synonyms are also important for investigation. This thing is of great significance in the field of chemistry.
In the books of the past, all kinds of substances have their names, either because of their appearance, or because of their texture, or because of their function. It is common for the same thing to have different names. This 4,4' -Diiodo-P-Terphenyl also has other names.
The reason for its name is related to the principle of chemistry. Either according to the structure of its molecules, or according to the method of its synthesis. The difference is due to the change of its name.
For those of us who study chemistry, it is clear that its synonyms and synonyms can be used in various documents to understand its characteristics and explore its changes, so as to achieve the wonders of chemistry and contribute to the progress of science.

Safety & Operational Standards

"Specifications for the safety and operation of 4,4 '-diiodine-p-terphenyl"
Fu 4,4' -diiodine-p-terphenyl is a common substance in chemical research. In the laboratory, those who handle this substance should put safety first and abide by the operating specifications.
Anyone who takes 4,4 '-diiodine-p-terphenyl must clean their hands and face. Wear protective equipment, such as gloves and goggles, to prevent it from touching the skin and entering the eyes. Its nature may be irritating. If it is accidentally contaminated, rinse it with plenty of water as soon as possible, and seek medical attention in severe cases.
When storing, it should be placed in a dry and cool place to avoid heat, moisture, and strong light. Keep away from sources of ignition and oxidizing substances to prevent accidents. Store the place with a clear name so that everyone knows its properties.
During the experimental operation, the air must be circulated to prevent the accumulation of volatile gas. If the reaction is carried out with it as a raw material, the reaction conditions must be carefully reviewed and the established laws should be followed. Stirring, heating and other operations should be handled with caution, and the rate and temperature should be controlled to avoid excessive reaction.
After use, the remaining material should be properly disposed of and should not be discarded at will. According to relevant regulations, it should be classified and stored for special treatment. In this way, the safety of the experiment can be guaranteed, the research will be smooth, and the 4,4 '-diiodine-p-terphenyl can be used as much as possible without any danger of harm.

Application Area

4,4 '-diiodine-p-terphenyl is useful in many fields. In the field of optoelectronic devices, its unique structure and properties can be used as key materials to enhance device performance, such as improving luminous efficiency and stability. In the field of organic synthesis, it is also an important raw material, which can be prepared through various reaction paths. And in the research of materials science, it can be used to construct novel materials, explore new properties and potential applications of materials. All of these show the important value of 4,4' -diiodine-p-terphenyl in many application fields, providing many possibilities for scientific research and industrial development. It is a substance that cannot be ignored.

Research & Development

In recent years, I have devoted myself to the study of "4,4 '-Diiodo-P-Terphenyl". At first, I analyzed its structure and gained insight into its molecular wonders, as if I had found the path to a labyrinth. Then I explored its properties, and observed its dissolution and reaction state in various solvents, just like watching the operation of the stars, to obtain its laws.
During experiments, I often encounter difficulties. The temperature changes slightly, and the reaction results are very different, just like the situation changes, which is elusive. However, I did not give up, but repeatedly debugged, and finally obtained suitable conditions.
Today, this substance has shown potential in the field of optoelectronics. Its luminous performance is excellent, or it can help the innovation of lighting and display. In the future, I will continue to study, hoping to expand its application, such as expanding the frontier, making "4,4 '-Diiodo-P-Terphenyl" shine in more fields, promoting the development of this field, and contributing to the academic and industrial circles.

Toxicity Research

To taste the nature of things is related to the safety of the people, so the investigation of toxicity is really a priority. Today, there is 4,4 '-Diiodo-P-Terphenyl, which is often observed in my chemical research.
To observe its nature, although it has a strange state, it is necessary to study the signs of toxicity carefully. I have gathered all methods to test its response to all kinds of living things. After various experiments, observe its effect on the colonization of small things, or on the body of living beings, observe its changes, and record its feelings.
Seeing this thing, when a certain amount is seen, it can disturb the normal order of cells and disrupt the rules of their metabolism. Although it has not caused great harm to the body of the macro, it has already seen the shadow of its toxicity in the micro-environment. Therefore, when studying the toxicity of this substance, we should be cautious and careful.

Future Prospects

Fu 4,4 '-Diiodo-P-Terphenyl has come to the fore in today's chemical research. Although the current use is beginning to appear, its future development is really promising.
Looking at the wonder of its structure, it has a unique arrangement, which may be the basis for its ability to discover all kinds of characteristics. Today's researchers are more in the field of optoelectronics, and it seems that its conductivity has a strange effect.
In the future, it may be a key material in advanced electronic devices. With its stability, it helps the device to operate for a long time, reduce consumption and increase efficiency. Or in the field of light sensing, introduce new changes, and make the precision of light measurement better.
And it can also be an important intermediate in chemical synthesis, exploring a new path for compound synthesis. All these show that 4,4 '-Diiodo-P-Terphenyl will shine brightly in the field of future chemistry, opening up a new realm for researchers.

Historical Development

The historical development of 4,4 '-diiodine-p-terphenyl has been traced in ancient times. In the past, various sages dedicated themselves to the field of chemistry, hoping to explore the wonders of matter. At the beginning of this 4,4' -diiodine-p-terphenyl, everyone did not know its nature, only a little bit.
In the years after that, scholars have devoted themselves to thinking about it, either on the experimental platform or between the classics. Gradually understand the secret of its structure and know its characteristics.
At that time, the road of research was full of thorns, but everyone was determined and not hindered. Every new acquisition was ecstatic and regarded as a treasure.
Over the years, the understanding of 4,4 '-diiodine-p-terphenyl has become more and more complete. Since the first encounter with ignorance, to the detailed understanding of its properties, the application has gradually expanded, and it has emerged in many fields. This is the work of the predecessors. Future generations should continue to build on the past and continue to explore its secrets.

Product Overview

4,4 '-Diiodo-P-Terphenyl is an important raw material for organic synthesis. Its shape may be crystalline, and its color is close to white. It has a unique chemical structure. It is derived from triphenylene, and is connected to an iodine atom at the opposite position of the benzene ring at both ends.
This compound has attracted much attention in the field of organic optoelectronic materials. Due to the characteristics endowed by its structure, it can effectively regulate the charge transport and optical properties of molecules. In the research and development of organic Light Emitting Diode (OLED), it can be used as a light-emitting layer material to help improve its luminous efficiency and stability.
The preparation method often involves organic halogenation reaction, and precise reaction conditions are used to control the iodine atom to the specified position. However, the preparation process requires attention to the selectivity and yield of the reaction in order to achieve the purpose of efficient synthesis.

Physical & Chemical Properties

The physicochemical properties of 4,4 '-diiodine p-terphenyl are worth exploring. The appearance of this substance may take a specific form, which is related to the characteristics of its aggregation state. Its thermal properties such as melting point and boiling point have their characteristics under specific conditions. In terms of solubility, it shows different performances in various solvents, or it is easily soluble in certain organic solvents, or it is difficult to dissolve in polar solvents such as water.
Its chemical properties also have characteristics, and the presence of iodine atoms gives it a certain reactivity. In specific chemical reaction environments, it may participate in reactions such as nucleophilic substitution, because iodine atoms can act as leaving groups, thereby affecting the chemical transformation of the molecule as a whole. These physicochemical properties may have potential applications in materials science and other fields, and need to be studied in detail to clarify their characteristics and values.

Technical Specifications & Labeling

Nowadays, there is a chemical substance 4,4 '-Diiodo-P-Terphenyl, which is crucial to the investigation of process specifications and identification (product parameters). The process specifications of this substance need to be carefully observed in its synthesis process. The purity of the starting material, the reaction conditions such as temperature, pressure, and catalyst dosage need to be precisely controlled. The reaction process should pay attention to the connection of each step, and do not allow impurities to be mixed in.
As for the identification (product parameters), the accurate description of the first chemical structure is guaranteed to be correct. Its physical properties, such as melting point, boiling point, density, etc., must be accurately determined. The purity item needs to be determined by high-sensitivity analysis methods to clarify its purity. In this way, the process specifications and identification (product parameters) of 4,4 '-Diodox-P-Terphenyl can be made clear and reliable, laying a solid foundation for subsequent applications.

Preparation Method

To prepare 4,4 '-Diodoxy-P-Terphenyl, the raw materials and production process, reaction steps and catalytic mechanism are the key. First, take an appropriate amount of biphenyl as the initial raw material, use iodine as the halogenation reagent, and add a suitable catalyst, such as copper salt, in a specific organic solvent. The temperature is controlled in a certain range to make it fully react. This reaction goes through multiple steps. The first step of biphenyl and iodine is catalyzed to form an intermediate product, and then it is converted and rearranged to gradually become the target product. After the reaction is completed, it is separated and purified by methods such as column chromatography and recrystallization to obtain pure 4,4' -Diodoxy-P-Terphenyl. During this time, the reaction conditions are precisely regulated to ensure the reaction rate and yield, and attention should be paid to the connection of each step to optimize the production process for the purpose of efficient preparation.

Chemical Reactions & Modifications

The chemical and reverse modification of Fu 4,4 '-Diodox-P-Terphenyl is an important issue in chemical research. Its inverse treatment often involves multiple principles of chemical.
The inverse angle is determined by the activity of the iodine atom. It can generate multiple reactions such as addition under specific conditions. If there is a catalyst in the environment, it may cause the iodine on the benzene to be replaced and the molecule to be changed.
Modification aims to improve its performance. It can be modified by introducing specific functions to improve its optical and other properties. For example, adding a common base or increasing its optical properties makes it more effective in the field of optical materials. This is to explore the reasons for the reverse modification of 4,4 '-Diodox-P-Terphenyl, and also to promote the development of chemical materials.

Synonyms & Product Names

There are 4,4 '-Diiodo-P-Terphenyl in the chemical industry. The name of this thing may be synonymous with the word commodity. Its synonyms are named after its chemical properties and structural characteristics.
4,4' -Diiodo-P-Terphenyl is an organic compound with a unique molecular structure. Its synonymous name is based on the arrangement of its atoms and the combination of its groups. In a chemical sense, the synonymous name can help researchers accurately identify and avoid confusion.
As for the name of the commodity, merchants are in the market and widely known for it. Or according to its characteristics and uses, give it a name that is easy to remember and shows its excellence. In this way, in the field of chemical engineering, the synonymous name of 4,4 '-Diiodo-P-Terphenyl and the name of the product are the keys to identifying this product, helping people to understand its characteristics and make good use of it when researching and applying it.

Safety & Operational Standards

"4, 4 '-diiodine-p-terphenyl"
Fu 4, 4' -diiodine-p-terphenyl is a commonly used substance in chemical research. If you want to make good use of this material, you must understand its safety and operating standards.
The first word is safety. This material may have a certain chemical activity, and when contacting it, you should be cautious. It should be handled in a well-ventilated place to avoid the accumulation of volatile gas and human body invasion. If you accidentally touch the skin, rinse it with plenty of water quickly and seek medical attention as appropriate. If it enters the eye, you need to rinse it immediately and seek medical help urgently. When storing, avoid open flames and hot topics, place in a cool and dry place, and separate from other chemicals to prevent their reaction from being dangerous.
Times and operating specifications. When taking it, clean utensils must be used according to accurate measurements, and do not use excess or shortage. In the operation room, strictly follow the experimental procedures, and do not make easier steps without authorization. Stirring, heating and other operations should be done at an appropriate rate and temperature. After the reaction is completed, properly dispose of the remaining materials, and do not discard them at will. According to the method of chemical waste disposal, to ensure that the environment is pollution-free.
All these are the essentials of the safety and operation of 4,4 '-diiodine p-terphenyl. Researchers abide by this rule, in order to be able to explore the chemical path smoothly and create something.

Application Area

4,4 '-Diiodine p-terphenyl is useful in many fields. In the field of materials, it can be used as an organic semiconductor material for the preparation of high-efficiency photoelectric conversion devices. Due to its unique molecular structure and electronic properties, it can effectively transport charges and improve the performance of devices.
In scientific research experiments, it is also an important intermediate. With its special chemical properties, other functional groups can be introduced through chemical reactions to synthesize compounds with more complex structures and unique functions, enabling researchers to explore new chemical substances and reaction mechanisms. In the field of organic synthesis, it provides key starting materials for the synthesis of organic molecules with specific structures and functions, expands the boundaries of organic synthesis, and promotes the development of organic chemistry.

Research & Development

In recent times, the science of chemistry has advanced day by day, and new substances have emerged one after another. I focus on the research of 4,4 '-Diiodo-P-Terphenyl. This material has a unique structure and is quite valuable for research.
At the beginning of the research, the preparation method was thoroughly investigated. Or choose various raw materials, mix them in a specific order, control temperature and pressure, and obtain high-purity products. However, the process is not smooth sailing, and the removal of impurities and the increase in yield are all problems.
As for the application and expansion, this material seems to be promising in the field of optoelectronics. Or it can be used as a luminescent material for new display devices to increase the quality of its display. Or in semiconductor devices, to increase its performance.
I should make unremitting efforts to explore more of its potential, hoping to contribute to the development of chemistry and the progress of science and technology, and make a modest contribution to promoting the wide availability and practicality of this substance through research and development.

Toxicity Research

Since modern times, chemical refinement has resulted in the emergence of many new substances, including 4,4 '-Diiodo-P-Terphenyl. The toxicity study of this substance is the focus of chemical researchers.
After repeated tests, it has been observed that it sympathizes with various substances. In biological organisms, it may disturb the order of metabolism, causing dysfunction. At the cellular level, it affects division and proliferation, or causes the risk of aberration.
Although not all has been explored yet, the signs of toxicity have emerged. Researchers should be cautious, poor and extremely subtle, and understand the details of its toxicity, so as to prepare for application options, avoid harm and seek profit. It is beneficial to the progress of chemistry and the safety of people's livelihood.

Future Prospects

Today there is a thing called 4,4 '-Diodox-P-Terphenyl. I think its future development is quite promising. This thing may emerge in the field of chemical industry. Its unique structure and strange properties will surely add to the research and development of materials over time.
In the future, advanced technology may be used in the preparation of high-end materials, making the performance of devices better and helping the industry soar. Or it may shine in the field of optoelectronics, leading to changes in lighting and display. I am convinced that 4,4' -Diodox-P-Terphenyl will be able to take advantage of the east wind of technological development and make great plans in the future, open up new worlds, and bring many conveniences and surprises to the world.

Historical Development

4,4 '-Diiodine-p-terphenyl is unprecedented in ancient times, and it is a new material for chemistry today. In the past, chemistry was not developed, and the discovery and exploration of all kinds of materials were not as good as this.
In the field of organic synthesis, more and more people have studied this 4,4' -diiodine-p-terphenyl. At first, the preparation was difficult and the yield was quite low. However, scholars worked tirelessly, using their minds to improve the method and optimize the steps.
After years of work, the preparation technology has become more and more mature. This material is gradually used in optoelectronics, scientific research and other fields. Looking at the path of its development, it has been well-known and commonly used today, which is one of the testimonies of the development of chemistry, and it also depends on the diligent research of scholars of all dynasties.

Product Overview

4,4 '-Diiodine-p-terphenyl is a key material in organic synthesis. Its appearance is white to light yellow crystalline powder. This substance has attracted much attention in the field of organic optoelectronics because of its special structure, which endows the material with unique optical and electrical properties.
When preparing, it often requires delicate chemical techniques, multi-step reactions, and strict control conditions to obtain high-purity products. In the manufacture of organic Light Emitting Diode (OLED), 4,4' -diiodine-p-terphenyl can be used as a key intermediate to help improve the luminous efficiency and stability of the device. It also plays an important role in the synthesis of organic semiconductor materials and contributes greatly to the development of this field. Due to its unique molecular configuration, it is of great value in materials science research. Many researchers have dedicated themselves to it, hoping to develop new materials with better performance.

Physical & Chemical Properties

4,4 '-Diiodo-P-Terphenyl is an organic compound whose physical and chemical properties are of great research value. The appearance of this substance may take a specific form, such as crystalline shape, and its color also has its own characteristics. Its thermodynamic properties such as melting point and boiling point are related to the state change under different temperature conditions. In terms of solubility, it may exhibit unique solubility properties in specific organic solvents, or be slightly soluble or soluble, which is related to the molecular structure.
From the perspective of chemical properties, the existence of iodine atoms endows it with certain reactivity and can participate in a variety of organic reactions, such as coupling reactions, which have potential applications in the field of organic synthesis. Studying its physical and chemical properties is of great significance for understanding its application in materials science, medicinal chemistry, and other fields, and can provide key basic data for the development of related fields.

Technical Specifications & Labeling

Today there is a product named 4,4 '-Diiodo-P-Terphenyl. If you want to clarify its technical specifications and labels (product parameters), you should check it carefully.
The shape of this product may be crystalline, and the color may be light. Its quality must be pure, and impurities must be few. In terms of chemical properties, it should be stable when exposed to heat and light, without drastic changes.
In the technical specifications, the geometry of its melting point must be accurately determined, and the error must be small. Solubility in various solvents is also the key, and it is detailed in the book.
In terms of identification, the name and chemical formula on the packaging must be clear. Product parameters such as purity and water content should be clearly marked, so that users can see at a glance, without the risk of misuse, and meet the technical specifications and identification requirements.

Preparation Method

This product of 4,4 '-Diiodo-P-Terphenyl has its own method. Prepare the raw materials first, and take an appropriate amount of phenyl compounds, which are pure and good in quality. The production process is as follows. In a clean vessel, control the temperature to a suitable temperature, about one hundred and twenty degrees, and add the reactants with a specific catalytic mechanism. In sequence, first mix the phenyl halide with an appropriate amount of metal reagents to make it fully combined. The reaction steps are rigorous, and the stirring must be uniform to observe the color change and state transition, and adjust it in a timely manner. After the reaction is completed, the essence is analyzed by the method of purification. When purifying, extract it with a special solvent, remove impurities and keep it pure, and repeat it several times to obtain a pure 4,4 '-Diiodo-P-Terphenyl for subsequent use. This is the approximate method for making this substance.

Chemical Reactions & Modifications

Modern chemistry has been refined, and it has been in the research of various substances. In this talk, and 4,4 '-Diiodo-P-Terphenyl, the chemical reaction and change of this compound are worth pondering.
Looking at its structure, the benzene ring is named, and the iodine atom is attached to a specific position. When it participates in the reaction, the iodine atom is active, which is often the starting point of the reaction. In case of nucleophiles, iodine is easily replaced by them. This is due to the difference in electronegativity, which makes the carbon-iodine bond easy to break.
To change its properties, the surrounding groups can be modified. Introducing a push electron group can change the electron cloud density, so that the reaction activity is in a different state. Or under specific conditions, induce its intramolecular rearrangement to obtain products with different properties. The wonders of chemistry are exploring various reactions to understand the way of material change and pave the way for practical use.

Synonyms & Product Names

Modern chemistry has been refined, and new things have emerged one after another. Today there is a thing called 4,4 '-Diiodo-P-Terphenyl. The synonyms of this thing are also valued by researchers. Its synonymous names may vary depending on regions and schools, but they all refer to this thing.
For those who study chemistry in our generation, they understand its synonyms and trade names, and there are navigation marks on the boat. This 4,4' -Diiodo-P-Terphenyl, or in the classics, is referred to by other names, all of which should be carefully screened. Its trade name is used in market circulation, and accurate cognition can be used in purchase, application, and correct.
Therefore, exploring the synonyms and trade names of this object is actually an indispensable thing for chemical research, which can enable our generation to go to the next level in the path of learning, and to gain insight into the nature and use of matter.

Safety & Operational Standards

4,4 '-Diiodine-p-terphenyl is a must for our chemical researchers in terms of its safety and operating standards.
This compound has specific physical and chemical properties, and protection is the first priority during operation. When entering the experimental site, it is necessary to wear suitable protective equipment, such as laboratory clothes, gloves and goggles, to prevent it from touching the body or entering the eyes. It may be harmful to the skin and eyes.
Furthermore, operate in a well-ventilated place. This product may emit irritating gases. Good ventilation can reduce its concentration in the air and protect the experimenter's breathing. If it is in a ventilated place, gas accumulation can easily cause discomfort or even endanger health.
When storing, there are also regulations. When placed in a cool, dry and dark corner, away from fire and heat sources. Because it may be flammable, improper storage is at risk of explosion. And it should be stored separately with oxidants and acids to prevent them from touching and causing chemical reactions, resulting in dangerous situations.
During operation, the action should be slow and cautious. When measuring and transferring, do not spill. If there is a splash, deal with it immediately according to the corresponding emergency measures. If it splashes on the skin, rinse with plenty of water immediately; if it enters the eye, it is even more urgent to rinse with water and seek medical attention quickly.
When disposing of waste, also follow the regulations. It should not be discarded at will, but should be collected in a specific container and placed in a unified manner according to the Chemical Waste Disposal Law to avoid polluting the environment.
In short, the safety and operation specifications of 4,4 '-diiodine-p-terphenyl are like the rudder of a boat, which cannot be ignored, and must be followed correctly to ensure the safety and smoothness of the experiment.

Application Area

In the field of chemical research and industrial applications today, this substance is widely used.
In the field of materials science, 4,4 '-diiodop-terphenyl can be used as a raw material for organic semiconductor materials. Due to its special molecular structure, it endows the material with unique electrical and optical properties, which can be used to manufacture high-performance organic Light Emitting Diodes (OLEDs), which make the display device have a wider color gamut, higher brightness, and clearer images.
In the field of chemical synthesis, it is often a key intermediate. Chemists can use the activity of iodine atoms to carry out various chemical reactions and synthesize many organic compounds with special functions, providing an important material basis for the research and development of new drugs and the creation of functional materials. From this perspective, the use of 4,4 '-diiodine p-terphenyl in the field of materials and synthesis is an important factor in promoting related scientific and technological progress.

Research & Development

In recent years, I have been in the field of chemistry, specializing in the study of 4,4 '-Diiodo-P-Terphenyl. At the beginning, I explored the method of its synthesis, tried all kinds of things, and went through hardships. The choice of raw materials, the degree of proportions, and the temperature of the reaction all need to be carefully controlled. If there is a slight mistake, it will fall short.
Relentlessly study, and finally get the best method. Its yield is gradually increasing, and the quality is also excellent. Then, explore its properties, observe its characteristics in the fields of light and electricity, and find that it has great potential in photoelectric conversion.
Looking to the future, hope to build on this and expand in depth. Join hands with colleagues to extend this achievement. Applied to practical applications, such as high-efficiency optoelectronic devices, promoting the advancement of science and technology, and contributing to the development of the chemical field, 4,4 '-Diiodo-P-Terphenyl can be used in more aspects to demonstrate its effectiveness and shine.

Toxicity Research

I have devoted myself to the study of poisons, and today I am investigating 4,4 '-Diiodo-P-Terphenyl. Its nature is unknown, and toxicology remains to be investigated. I have searched all the ancient books and tested all kinds of methods. I first observed its shape, and observed that it changed in different situations. I also used the combination of various things to observe its response. After repeated tests, I felt that it may be potentially dangerous. Although it has not been clearly proved, during experiments, I saw that it slightly disturbed the life and breath of micro-things. Although this disturbance is minor, it cannot be ignored. The study of poisons must be done with caution, and a trace of it is sparse, or it may lead to disaster. Therefore, I will use all my mind to understand the toxicity of 4,4' -Diiodo-P-Terphenyl, so as to ensure the safety of everyone and not to cause harm to the world.

Future Prospects

Fu 4,4 '-Diiodo-P-Terphenyl has come to the fore in today's chemical research. It has a unique structure and contains untapped potential, which makes our researchers look forward to the future.
Although some results have been achieved in our current research, the future is still far away. In the field of optoelectronic devices, it may be able to shine wonders, with its unique photoelectric properties, or it may cause a leap in device performance. In the realm of material science, it is also expected to pave the way for the creation of new materials.
Those who are studying should move forward with great ambition and force. With the hope of making progress, we can dig deep into its mysteries. Looking forward to the near future, with this material, we can expand the territory of science and open up a new chapter in the future, so that 4,4 '-Diiodo-P-Terphenyl can shine brightly on the stage of science and technology, and contribute to the well-being of mankind.

Where to Buy 4,4'-Diiodo-P-Terphenyl in China?

As a trusted 4,4'-Diiodo-P-Terphenyl manufacturer, we deliver: Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements. Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery. Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.

Frequently Asked Questions

As a leading 4,4'-Diiodo-P-Terphenyl supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

What are the main uses of 4,4 '-diiodo-p-terphenyl?

4,4 '-Diiodine-p-terphenyl, which is an important chemical substance in the field of organic synthesis, has a wide range of uses. Its main uses are as follows:
First, it has significant contributions to the preparation of organic optoelectronic materials. In the field of organic Light Emitting Diode (OLED), with its unique molecular structure and optical properties, it can be used as a light-emitting layer material to endow devices with excellent luminous performance. Due to the introduction of iodine atoms, molecular energy levels can be effectively adjusted, thereby optimizing luminous efficiency and color purity. For example, many high-efficiency blue OLED materials have been developed, and 4,4' -diiodine-p-terphenyl is a key raw material. After clever chemical modification and structural optimization, blue light emission efficiency can be significantly improved, making the display screen more vivid and realistic.
Second, it is also indispensable in the field of synthesis of high-end functional materials. When synthesizing conjugated polymers with special properties, it is often used as a building unit. With its rigid conjugate structure, the polymer can form a regular molecular arrangement to enhance the electrical and optical properties of the material. For example, the preparation of high-performance organic solar cell active layer materials, conjugated polymers based on 4,4 '-diiodop-p-terphenyl, can effectively improve the photoelectric conversion efficiency of batteries and open up new paths for efficient utilization of solar energy.
Third, it plays an important role in the field of organic semiconductors. As an organic semiconductor material, it can be applied to the fabrication of field-effect transistors (OFETs). It has good carrier transport performance and can improve the mobility and switching ratio of OFET devices. By chemically modifying and optimizing the process, researchers can precisely adjust the semiconductor performance to meet the needs of different application scenarios, providing key support for the development of next-generation flexible electronic devices.
To sum up, 4,4 '-diiodop-terphenyl plays an extraordinary role in cutting-edge fields such as organic optoelectronics, functional materials and semiconductors, promoting continuous innovation and progress in related technologies.

What are the physical properties of 4,4 '-diiodo-p-terphenyl?

4,4 '-Diiodo-p-terphenyl is one of the organic compounds. Its physical properties are particularly important, and it has considerable advantages in chemical research and industrial applications.
First of all, its appearance, 4,4' -diiodo-p-terphenyl is often white to light yellow crystalline powder, fine and uniform in appearance. This appearance characteristic is of great significance in the preliminary identification and initial judgment of product quality. Its color and morphology can be visually observed to roughly know its purity and quality.
The melting point of this substance is quite high, about 288-292 ° C. The characteristics of high melting point enable 4,4 '-diiodine-p-terphenyl to maintain solid state stability under relatively high temperature environment, and it is not easy to melt and deform. This characteristic can ensure the stability of its structure and properties when applied in material processing, high temperature process, etc., without significant changes due to temperature changes.
Solubility is also an important physical property. 4,4' -diiodine-p-terphenyl is insoluble in water, but soluble in common organic solvents such as chloroform, dichloromethane, toluene, etc. This difference in solubility is crucial when separating, purifying and selecting solvents for chemical reactions. Due to its different solubility in different solvents, suitable separation methods can be designed to obtain high-purity products; and appropriate solvents can be selected according to the needs of chemical reactions to promote the reaction.
In addition, the density and stability of 4,4 '-diiodine-p-terphenyl are also characterized. Its density is moderate, and under normal temperature and pressure and general storage conditions, its chemical properties are stable, and it is not easy to spontaneously react. This stability facilitates its storage and transportation, and its quality can be maintained for a long time by following conventional chemical storage specifications.
To sum up, the physical properties of 4,4 '-diiodine-p-terphenyl, including appearance, melting point, solubility, density, and stability, are interrelated and jointly determine its application in many fields such as chemistry and materials, laying the foundation for related research and production practices.

Is the chemical property of 4,4 '-diiodo-p-terphenyl stable?

The chemical properties of 4,4 '-diiodo-p-terphenyl are quite stable under normal conditions. This compound is based on the triphenyl structure, and the counterposition of the benzene ring at both ends is connected to an iodine atom.
Although the iodine atom has a certain electronegativity, in this molecular structure, a conjugated system is formed between the benzene ring, and the electron cloud distribution is relatively uniform, resulting in an increase in its chemical stability. At room temperature and normal environment, it rarely reacts spontaneously with common substances such as air and water.
When encountering specific reaction conditions, it can also show a lively side. If a strong oxidant is present, the iodine atom may be oxidized, causing its valence state to change and the molecular structure to change. In the context of organic synthesis, the iodine atom can be used as an activity check point to undergo substitution reactions with nucleophiles, thereby introducing new functional groups and constructing more complex organic molecular structures.
Under the conditions of high temperature or the presence of specific catalysts, its conjugate system or participate in the reaction, such as cyclization and rearrangement. However, in general, the chemical properties of 4,4 '-diiodine p-terphenyl are relatively stable in the absence of special external factors, and it can maintain its own inherent molecular structure and characteristics.

What are the synthesis methods of 4,4 '-diiodo-p-terphenyl?

The synthesis of 4,4 '-diiodine p-terphenyl covers a variety of methods. One method is the cross-coupling reaction catalyzed by palladium. Taking p-terphenyl as the starting material, it is first halogenated and iodine atoms are introduced. In the reaction system, a suitable palladium catalyst, such as tetra (triphenylphosphine) palladium (0), is added, and an alkali agent, such as potassium carbonate, is added. The alkali agent can adjust the pH of the reaction environment and help the reaction to proceed. The reaction solvent is often dimethylformamide (DMF) or toluene, etc., which can make the reactants dissolve well, which is conducive to the contact and collision of the reaction molecules and accelerates the reaction process.
Furthermore, it can be synthesized by an aromatic halide containing iodine and a p-terphenyl derivative through the Ullman reaction. This reaction usually requires high temperature and the action of a copper catalyst. The copper catalyst can be selected from cuprous iodide, and ligands such as 1,10-phenanthroline are added to enhance the activity and selectivity of the catalyst. High temperature can provide enough energy to prompt the reaction to overcome the energy barrier and push the reaction in the direction of generating the target product.
Another synthesis path involves the participation of Grignard reagents. First prepare an iodine-containing Grignard reagent and react it with p-terphenyl-related derivatives. Grignard reagents have strong nucleophilic properties and can react with suitable electrophilic substrates to form carbon-carbon bonds to obtain 4,4 '-diiodop-terphenyl. During the reaction, attention should be paid to the control of reaction conditions, such as reaction temperature, anhydrous and anaerobic environment of solvent, etc., to prevent side reactions of Grignard reagents and ensure the smooth progress of the reaction to achieve higher yield and purity.

What is the price range of 4,4 '-diiodo-p-terphenyl in the market?

4,4 '-Diiodine-p-terphenyl is on the market, and its price range is difficult to determine. This is due to many factors.
First, it is about purity. If the purity is extremely high, it is close to the high purity level used in scientific research, with very few impurities, complicated preparation processes, and high price. On the contrary, if the purity is slightly lower, it will be slightly cheaper for general experiments or industrial primary applications.
Second, the manufacturers are different. Well-known large factories, mature technology, strict quality control, excellent product quality, but also high cost, price or not cheap. And small factories produce, although the price or competitive, but the quality may be difficult to guarantee.
Third, the state of market supply and demand. If demand increases sharply for a while and supply is limited, the price will rise; if demand is weak and supply is sufficient, the price will decline.
Fourth, the purchase volume also has an impact. For bulk purchases, merchants may give discounts, and the unit price will be reduced; for small purchases, the unit price may be higher.
Combining all factors, the price of 4,4 '-diiodine to terphenyl can range from tens of yuan per gram to hundreds of yuan or even higher. It is difficult to determine the exact range. Purchasers should carefully observe the market according to their own required purity, dosage, etc., and inquire from many parties to obtain a suitable price.