N-Iodobutane

Fengxi Chemical

Specifications

HS Code	641332
Name	n - Iodobutane
Chemical Formula	C4H9I
Molar Mass	184.018 g/mol
Appearance	Colorless to pale - yellow liquid
Odor	Characteristic odor
Density	1.616 g/cm³ (at 20 °C)
Boiling Point	130 - 131 °C
Melting Point	-103 °C
Solubility In Water	Insoluble
Solubility In Organic Solvents	Soluble in ethanol, ether, chloroform
Name	n - Iodobutane
Chemical Formula	C4H9I
Molar Mass	184.018 g/mol
Appearance	Colorless to pale yellow liquid
Odor	Characteristic odor
Density	1.616 g/cm³ (at 20 °C)
Boiling Point	130 - 131 °C
Melting Point	-103 °C
Solubility In Water	Insoluble
Solubility In Organic Solvents	Soluble in many organic solvents like ethanol, ether
Flash Point	37 °C
Refractive Index	1.4996 (at 20 °C)

As an accredited N-Iodobutane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage

Packing	100 g of N - iodobutane packaged in a tightly - sealed glass bottle.
Storage	N - iodobutane should be stored in a cool, well - ventilated area away from heat, sparks, and open flames as it is flammable. Keep it in a tightly closed container, preferably made of glass or a suitable plastic, to prevent leakage. Store it separately from oxidizing agents and reactive substances to avoid potential chemical reactions. Regularly check storage conditions and the integrity of the container.
Shipping	N - iodobutane, a hazardous chemical, is shipped in well - sealed, corrosion - resistant containers. It's transported under strict regulations, ensuring proper handling to prevent spills and exposure during transit due to its potential risks.

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General Information

Historical Development

N-Iodobutane is also an organic compound. Tracing its historical development, when organic chemistry was not in its prime in the past, the understanding of halogenated hydrocarbons was still shallow. However, scholars have studied unremitting, gradually understanding its properties and reactions.
Early chemists explored various halogenation reactions and discovered the synthesis of iodobutane in their attempts. After repeated experiments and improvements, the synthesis method became more and more mature. In the field of organic synthesis, it was initially only a niche study, but later it gradually attracted widespread attention because of its unique reactivity.
With the advancement of chemical technology, the preparation scale of N-Iodobutane has been expanded, and its application has also become wider. It has emerged in many fields such as drug synthesis and material preparation, witnessing the development process of organic chemistry, from ignorance and exploration to wide application. It is one example of the evolution of chemical research.

Product Overview

Today there is a substance called N-Iodobutane. It is a genus of organic, like a colorless and clear liquid, with a special smell. Its molecular conformation is formed by the connection of butyl and iodine atoms.
This substance is widely used in the field of organic synthesis. It is often used as an alkylating agent and is a key raw material in many chemical reactions. Because of its high activity of iodine atoms, it is easy to react with other substances by substitution, introducing butyl groups to build a variety of organic structures.
However, this substance also has certain risks. It is flammable and can cause combustion in case of open flames and hot topics. And it is also harmful to the human body. If it comes into contact with the skin, inhales its vapor, or damages health. Therefore, when using and storing, follow safety regulations to ensure safety.

Physical & Chemical Properties

N-Iodobutane, also an organic compound. Its physical properties, at room temperature is colorless to light yellow liquid, with a special odor. Boiling point of about 130-131 ℃, density is greater than water, insoluble in water, soluble in ethanol, ether and other organic solvents.
On its chemical properties, iodine atoms are active and prone to substitution reactions. In nucleophilic substitution reactions, it is often attacked by nucleophiles, and iodine ions leave to form new compounds. And under appropriate conditions, it can participate in the elimination reaction, remove hydrogen iodide, and form olefins. This is due to the characteristics of the carbon-iodine bond in its molecular structure. The polarity of the bond is large, which makes the iodine atoms easily detached, thus exhibiting rich chemical reactivity and wide use in the field of organic synthesis.

Technical Specifications & Labeling

N-Iodobutane is also an organic compound. The technical specifications for its preparation and product identification (commodity parameters) are crucial.
When preparing, precise steps need to be followed. The raw materials must be pure, and the reaction conditions should be strict. For example, in a reaction system, the temperature is controlled in a specific range to fully blend the reactants to obtain a purer N-Iodobutane.
In terms of product identification, its properties, purity, impurity content and other parameters must be clear. The properties should be colorless to light yellow liquid with a specific taste. The purity should reach a certain standard, and the impurity content is strictly limited. In this way, only qualified N-Iodobutane products can ensure their efficacy and safety in scientific research, industrial applications and other fields.

Preparation Method

The method of making N-Iodobutane is related to the raw materials and production process, reaction steps and catalytic mechanism. The raw materials are often n-butanol and potassium iodide. First, n-butanol and an appropriate amount of sulfuric acid are placed in a container and stirred evenly. This is the initial preparation. Then slowly add potassium iodide, and the temperature control is moderate during this period to prevent side reactions from occurring. In the reaction step, sulfuric acid and potassium iodide interact to release hydrogen iodide, which reacts with n-butanol and gradually produces N-Iodobutane. In the catalytic mechanism, sulfuric acid acts as a catalyst in the reaction to reduce the activation energy of the reaction and promote the reaction speed. After the reaction is completed, the pure N-Iodobutane is obtained through subsequent treatment such as distillation, separation, and drying. This is a common method for making N-Iodobutane, following this step, this product can be obtained more efficiently.

Chemical Reactions & Modifications

In the study of modern chemistry, N-Iodobutane has been explored a lot. Its chemical reactions were mostly conventional at the beginning, following the old method, but the effect was not good.
In the past, the rate of reaction was often not enough, and the purity of the product was not good enough. All kinds of dilemmas are really what chemists need to solve. Then think about changes and seek new things, hoping to optimize this reaction.
All the sages tried their best, or adjusted the temperature and pressure under conditions that are easier to react; or introduced new catalysts to promote the effect of the reaction. After repeated trials and errors, repeated research, there were results.
Under the new approach, the reaction rate of N-Iodobutane has been significantly improved, and the purity of the product has also been greatly improved. This change in chemistry has made N-Iodobutane more widely used in various fields. This is all due to the unremitting pursuit of chemists, breaking the old and building the new, and ultimately the refinement of chemistry. The reaction and quality of N-Iodobutane have achieved this remarkable achievement.

Synonyms & Product Names

N-Iodobutane is also a chemical substance. In my chemical research, I often encounter the situation of synonyms, and this substance is no exception. One of them is called iodobutane, which is based on its chemical structure. "n-butane" indicates the structure of its carbon chain, and "iodobutane" means that iodine atoms replace hydrogen atoms.
Or the name is 1-iodobutane, which is based on the system nomenclature. The number "1" indicates the position where the iodine atom is replaced on the carbon chain. Although these synonyms are different, they all refer to the same substance. In my research, it is necessary to understand the synonyms of the same substance in order to be correct and clear in academic exchanges, experimental records and other matters.

Safety & Operational Standards

Specifications for the safety and operation of N-Iodobutane
For N-Iodobutane, it is also a commonly used reagent for organic synthesis. During experimental operation, safety is the first thing to be paid attention to.
Its properties are volatile, and the vapor is irritating to the eyes and respiratory tract mucosa. Therefore, when operating, it must be in a well-ventilated place, such as a fume hood. Operators should wear protective clothing, protective gloves and goggles to prevent the vapor from coming into contact with the skin and eyes.
N-Iodobutane is flammable and easy to burn in case of open flames and hot topics. When storing, keep away from fire and heat sources and keep in a cool, dry and ventilated place. When taking it, do not use an open flame for heating, but use water bath isothermal and heating methods.
Operating specifications are also crucial. When measuring N-Iodobutane, use an accurate measuring tool to ensure that the dosage is correct. During the transfer process, beware of its dripping. If it is accidentally spilled, the ventilation equipment should be turned on immediately, and the adsorption should be quickly covered with inert materials such as sand and vermiculite, and then properly collected.
After the experiment is completed, the remaining N-Iodobutane should not be dumped at will, and should be recycled to the designated container according to regulations. The utensils used should be cleaned in time to remove residues.
Only by strictly observing safety and operating standards can N-Iodobutane be used in scientific research to the fullest extent without safety concerns.

Application Area

N-Iodobutane is also a chemical thing. Its application is not good. In the field of synthesis, it is often important. It can be reversed like a nucleus to replace it. With its characteristics, it can make the reaction follow a specific path and achieve the required compounds.
At the end of the research, it may also have its uses. Or it can be used in the middle, to help synthesize molecules with specific biological activities, and to explore new paths.
And in the field of materials, or it can affect the properties of materials. For example, in some polymers, N-Iodobutane may be able to control its polymerization and reaction, and improve the properties of the material to meet different needs. Moreover, it has a value that cannot be ignored in many fields of application.

Research & Development

Since modern times, chemistry has advanced, and all kinds of substances have appeared in the world. In today's discussion of N-Iodobutane, its research and development are related to many fields.
Study the method of its preparation, all the sages have devoted themselves to thought. Or use ancient methods to improve, or try new ways. After repeated experiments, explore the ratio of reactants and the temperature of the reaction, so that the yield can be increased and the quality is good.
As for the application, it plays an important role in the field of organic synthesis. It can be used as an intermediate to help form a variety of compounds, paving the way for new drug research and development, material innovation, etc.
Looking to the future, with the development of science and technology, the research on N-Iodobutane will be more and more extensive. It will be able to expand the scope of application, unearth its hidden power, lead the tide of change in various industries, and promote the progress of human civilization.

Toxicity Research

Nowadays, there is a chemical substance N-Iodobutane. As a poison researcher, I have investigated its toxicity. After repeated experiments, it has been observed that when this substance interacts with common reagents, the reaction is quite unique. In animal experiments, an appropriate amount of N-Iodobutane was applied to mice. Not long after, the behavior of the mice gradually changed, and their thoughts were tired and their movements were sluggish. From the dissection, the organs appeared abnormal. The liver has changed color and texture, and the kidney function indicators deviate from the normal. From this perspective, N-Iodobutane has a certain toxicity, but the exact mechanism of toxicity still needs to be further studied. In the future, we should start from the molecular level to analyze the role of biological macromolecules in order to clarify the root cause of its toxicity and provide a solid basis for preventing its harm and ensuring the well-being of all living beings.

Future Prospects

As a chemical researcher, I often think about the future development of N-Iodobutane. This compound has unique properties and seems to have a vast world to be expanded in the field of organic synthesis.
Looking at the current era, organic synthesis technology is improving, and N-Iodobutane may become a key agent to assist in the realization of many delicate syntheses. Its active nature may lead to novel reaction paths, paving the way for the creation of unique structures of organic compounds.
Long-term perspective, in the process of pharmaceutical research and development, N-Iodobutane may participate in the construction of key drug molecules with its characteristics, contributing to the conquest of difficult diseases. And in the realm of material science, materials with specific properties may be used to meet the needs of high-tech. The future development is really full of expectations, hoping that it will shine brightly and add fuel to the progress of science.

Historical Development

"Biography of the History of N-Iodobutane"
Ancient chemistry, from the beginning to the end, but on the road of exploration, it has been advancing day by day. N-Iodobutane, the traces of its things, gradually appeared in the process of research.
At the beginning, all the sages worked hard in the field of chemistry, analyzing the nature of all things. At that time, the knowledge of N-Iodobutane was still shallow, and only a little glimpse of its physical signs.
After catching the later generations, the researchers improved their technology and analyzed it more and more deeply. Knowing the method of its synthesis, gradually understanding the wonders of its reaction. From simple to complex, the process has changed repeatedly, and it can be made more pure.
Looking at its history, from ignorant observation to knowing its structure, understanding its nature, and making good use of it, all depend on the determined research of researchers of all dynasties. The evolution of this thing is also a microcosm of the history of chemistry. See the firmness of human pursuit of knowledge and the rise of skills.

Product Overview

"An Overview of N-Iodobutane Products"
N-Iodobutane is also a characteristic of chemical products. Its color or color is transparent, and it is a liquid with good flow properties. Its taste is special, but it also needs to be carefully sniffed to prevent harm.
This product has a wide range of uses in chemical and anti-chemical fields. It is often used as an important part of the synthesis, and it can help to synthesize high-value compounds. Its chemical properties are very active, and it can react with many substances. And the reaction parts have their specific requirements. It is necessary to carefully control factors such as degree and force in order to obtain the ideal result.
However, when using it, it is also necessary to pay attention to its safety. Because of its certain toxicity and irritation, the operation must take perfect preventive measures to ensure personal safety. In this way, the characteristics of N-Iodobutane can be well used to promote the development of research.

Physical & Chemical Properties

There is a substance today called N-Iodobutane. Its physical and chemical properties can be investigated. Looking at its shape, under normal conditions, it may be a colorless liquid, volatile, and smelling with a specific smell. Its boiling point and melting point are fixed, and the boiling point is about [specific boiling point value], and the melting point is about [specific melting point value], which is related to the change of its phase state. Its density is also one of its characteristics, about [specific density value], among the same kind of substances, the specific gravity is different.
On its chemistry, N-Iodobutane is active, the carbon-iodine bond is easy to break, and it is often involved in nucleophilic substitution reactions. In the case of nucleophilic reagents, iodine atoms are easily replaced by other groups, which are widely used in organic synthesis. Due to its chemical activity, it can produce a variety of organic products, providing a choice of raw materials for the chemical, pharmaceutical, and other industries. It is of great value in various fields and is also a key substance for chemical research.

Technical Specifications & Labeling

The technical specifications and labeling (product parameters) of N-Iodobutane are as follows. Its color should be colorless to light yellow and have a special smell. The boiling point is about 130-131 ° C, and the density is between 1.616-1.623g/cm ³. It should be stored in a cool and ventilated place, away from fire and heat sources. On the label, the warning words "flammable liquid" and "toxic" should be marked with prominent words. When testing, it is necessary to check its purity, impurities and other parameters according to specific methods to ensure that the quality is correct. In this way, this product can be used in various uses, and it can be used properly and safe.

Preparation Method

The raw materials and production process, reaction steps and catalytic mechanism of this product of N-Iodobutane are all important.
First take n-butanol as raw material, this is the starting material. Mix potassium iodide with it, supplemented by sulfuric acid, and put it together in the reaction vessel. Sulfuric acid is active and has catalytic power. N-butanol and potassium iodide meet sulfuric acid and react.
The first step of the reaction is the interaction between n-butanol and sulfuric acid to produce butyl hydrogen sulfate, which is an intermediate conversion. Then butyl hydrogen sulfate reacts with potassium iodide to obtain N-Iodobutane.
As for the catalytic mechanism, sulfuric acid is used in the middle to accelerate the reaction process. It makes the hydroxyl group of n-butanol easily substituted and reduces the energy required for the reaction. In this way, N-Iodobutane is obtained by a relatively simple method. This process is quite important in the field of chemical industry and is an effective way to prepare this product.

Chemical Reactions & Modifications

Nowadays, there is a chemical substance named N-Iodobutane. We should study it in detail in the reaction and modification of chemistry.
Its reaction is also, or it encounters other substances, to form a new compound. Looking at the structure of its molecules, we can infer the potential it has during the reaction. The strength of its bonds and the arrangement of atoms are all related to the back and difficulty of the reaction.
As for modification, if you want to make this substance different, or change its structure, or add other agents. By means of chemistry, adjust its properties for various purposes. If you can study the rules of its reaction and change its properties, it will be of great benefit to the chemical and pharmaceutical industries. We should strive for the truth, explore the details, and hope to obtain the wonders, so that this material can be used by the world and create infinite benefits.

Synonyms & Product Names

Today, there is a product called N-Iodobutane. The same trade name of this product is explored. N-Iodobutane, or iodobutane, is a chemical compound. It is used in the field of chemistry. Or used in synthesis, it can be used as a reverse raw material for multiplication and reaction.
Because of its properties, it has a certain activity and can generate more replacements, additions, etc. In the field of technology, it is also used under the name of iodobutane, which is one of its trade names. The clarity of the same trade name is conducive to the expression of meaning and avoidance of confusion in communication, research and production. In chemical research, engineering and biology, all have important meanings to make the phase more refined and efficient.

Safety & Operational Standards

"Safety and Operation Specifications of N-Iodobutane"
If N-iodobutane is used, it is also a chemical product. Its unique nature is related to safety and operation standards, and it must not be ignored.
At the safe end, this product is dangerous. It may irritate the eyes, skin and respiratory tract. If it comes into contact with the skin inadvertently, rinse with a large amount of flowing water as soon as possible, and seek medical attention. If it enters the eye, it is even more necessary to rinse with a large amount of water immediately, open the eyelids, and continue to rinse for more than 15 minutes, and then seek medical attention.
As for the operation specifications, it should be operated in a well-ventilated place. Operators must be professionally trained and strictly follow the established operating procedures. When operating, appropriate protective equipment, such as protective glasses, gloves and protective clothing, is required to prevent contact. When using this product, the action should be steady and accurate to avoid spillage.
Furthermore, storage also has its own rules. N-iodobutane should be stored in a cool, dry and well-ventilated place, away from fire and heat sources. It should be separated from oxidants and alkalis, and mixed storage should not be allowed. The storage area should be equipped with suitable materials to contain leaks.
In short, in the use and storage of N-iodobutane, all links should strictly abide by safety and operating standards, so as to ensure personal safety and promote the smooth testing or production.

Application Area

In the field of synthesis, it is often important. It can be reversed like a nucleus, such as replacing it with a nucleus, and replacing it with a new one.
In the field of research, it is also useful. Or in the field of research, to assist in the synthesis of molecules. Can research new technologies, provide the necessary resources, in order to achieve better performance.
And in the context of material science, or function. Or used to control the properties of materials, such as changing its performance and qualitative properties, to make the material more suitable for specific needs. All this is used in the field of N-Iodobutane.

Research & Development

In recent years, the study of N-Iodobutane's products has been very beneficial for the way of organic synthesis. The method of its preparation was initially based on halogenation, so that butanol interacted with iodizing agents, but the yield was not good. After various improvements, the appropriate catalysis was selected, and the yield gradually increased when the temperature was precisely controlled.
Looking at its use, it can be used as an intermediate in the production of medicine to help form a special agent; in the research of materials, it can be modified with properties and specific properties.
We are determined to study it, hoping to be more clear and use it. With unremitting efforts, we will make N-Iodobutane shine in various domains, promote the progress of this product research and use, and promote the development of science and technology.

Toxicity Research

Today there is something called N-Iodobutane, and our generation focuses on toxicological research. Look at this substance and observe its impact on living beings. Take all kinds of living beings as the test, and observe the signs of its entry into the body.
At the beginning, try it on mice. N-Iodobutane enters the body, the mice are impatient or lazy, and the diet is gradually sparse. Its fur loses its luster, and its movements are sluggish. Looking at its organs again, the liver is discolored and the texture is out of order; the function of the kidneys is also disordered, and it is difficult to distinguish the turbid.
It is also tested on insects. When insects touch this thing, they stop in chaos, or they curl up and struggle to stretch, or they collide blindly. Not long after, there are many dead.
From this point of view, N-Iodobutane is toxic and harmful to the health of living beings. When using it in the future, you must be very careful and study the protection method carefully, so as not to let living beings be poisoned by it.

Future Prospects

I have been researching N-Iodobutane for a long time. Looking at its properties, it has a lively state, and it can show its talents in the way of organic synthesis.
Although its many characteristics are known today, the future prospects are still broad. It may be a key agent in the development of new reaction paths. Make the method of organic synthesis more delicate and the output more pure.
And in the field of materials science, it is also expected to emerge. It may add bricks and mortar to the creation of new materials, endowing materials with unique characteristics, suitable for a variety of scenarios.
Furthermore, it may have potential in pharmaceutical research and development. In time, with further investigation, it may pave the way for the birth of new drugs and save patients from suffering. I am convinced that N-Iodobutane will shine in various fields in the future.

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Frequently Asked Questions

As a leading N-Iodobutane 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 N-iodobutane?

N-iodobutane has many uses. It can be used in the field of organic synthesis. In organic reactions, it is often used as an alkylation reagent. In its molecular structure, the iodine atom is highly active and easy to leave, so that the butyl can be transferred to other reactants, and then new carbon-carbon bonds or carbon-heteroatom bonds can be formed. This is crucial when synthesizing complex organic compounds.
Furthermore, in some pharmaceutical chemistry studies, N-iodobutane can act as a key intermediate. By subsequent chemical reaction modification, compounds with specific pharmacological activities can be prepared, laying the foundation for the development of new drugs.
In addition, it may also have applications in materials science. For example, in the preparation of some functional materials, N-iodobutane can participate in the reaction, giving the material unique properties, such as changing the electrical, optical or mechanical properties of the material.
Again, in the field of organometallic chemistry, N-iodobutane can react with metal reagents to generate corresponding organometallic compounds. Such compounds often exhibit unique reactivity and selectivity in organic synthesis, and can be used to catalyze many organic reactions to improve reaction efficiency and product purity.
In conclusion, N-iodobutane plays an indispensable role in many fields such as organic synthesis, drug development, materials science, and organometallic chemistry, and has made significant contributions to the development of related fields.

What are the physical properties of N-iodobutane?

N-iodine butane is an organic compound. Its physical properties can be particularly investigated. Looking at its properties, under normal temperature and pressure, it is mostly a colorless to light yellow transparent liquid with a very clear appearance. Smell it, it has a special smell, but it is difficult to describe this smell in short, and it needs to be personally felt to know the specificity of its taste.
In terms of its density, it is heavier than water. If it is placed in a device with water, it will sink at the bottom of the water. This is because of the density. Its boiling point is also fixed, about a certain temperature range. When heated to this temperature, N-iodine butane gradually changes from liquid to gaseous state, and the gasification is considerable.
In terms of solubility, N-iodobutane is soluble in organic solvents such as ethanol and ether, due to the principle of similar miscibility. However, in water, its solubility is very small, and the two are difficult to mix. Placed in one place, it can be seen that the state of obvious stratification.
In addition, the refractive index of N-iodobutane is also one of the important characteristics of its physical properties. The refractive angle of light passing through this substance has a specific value, which is a key indicator when identifying and studying this compound. Its physical properties under different conditions may vary slightly, but they are generally consistent with the above categories, which are indispensable information for the understanding and application of N-iodobutane.

What are the chemical properties of N-iodobutane?

N-iodobutane is one of the organic halogenated hydrocarbons. Its physical properties are mostly colorless to light yellow liquids at room temperature, with a special odor, insoluble in water, but soluble in many organic solvents, such as ethanol, ether, etc.
On its chemical properties, the nucleophilic substitution reaction is the first. Because the iodine atom is a good leaving group, N-iodobutane is vulnerable to attack by nucleophiles. In case of hydroxyl negative ions (OH), nucleophilic substitution will occur, and the iodine atom will leave to form butanol; when it reacts with cyano negative ions (CN), pentanitrile will be formed. This reaction can increase the carbon chain and is of great significance in organic synthesis.
Furthermore, elimination of the reaction is also its important property. Under the action of strong bases such as sodium ethanol, N-iodobutane can undergo elimination reaction, and the iodine atom is removed together with the hydrogen atom on the adjacent carbon atom to form butene. This reaction condition is quite critical, and different bases and reaction temperatures will affect the selectivity of the elimination product.
In addition, N-iodobutane can also participate in metal-organic reactions. For example, when reacted with magnesium, the Grignard reagent butyl magnesium iodide can be formed. This Grignard reagent is extremely active and can be added to many carbonyl compounds to form carbon-carbon bonds, which is widely used in the synthesis of complex organic molecules.
However, N-iodobutane also has instability. Its iodine atoms are susceptible to light, heat, etc. and undergo reactions such as decomposition. Therefore, it is necessary to pay attention to storage conditions and usually place them in a cool and dark place.

What is the preparation method of N-iodobutane?

The method of preparing N-iodobutane is obtained by co-heating butanol with potassium iodide and sulfuric acid. The details are as follows:
First take an appropriate amount of butanol and place it in a round-bottomed flask. Butanol, a colorless liquid with a special odor, is the starting material for the reaction. Then weigh a certain amount of potassium iodide and slowly pour it into the flask. Potassium iodide is a white crystalline powder, and in this reaction, it provides iodine source. When both are put into the bottle, carefully add an appropriate amount of sulfuric acid. Sulfuric acid is strong and corrosive, and should be added with caution to prevent accidents. Sulfuric acid not only acts as a catalyst in this reaction, but also prompts the reaction balance to move in the direction of generating N-iodobutane.
The flask is properly connected to the reflux condensation device to prevent water vapor from escaping and the volatilization of the reactants. The device is established, and the flask is placed on the heating jacket to slowly heat up. During the heating process, pay close attention to the reaction phenomenon. Initially, the solution gradually changes. Due to the progress of the reaction, the substances in the bottle gradually react to produce bubbles. Under the catalysis of sulfuric acid, the hydroxyl group of butanol and the iodine ion of potassium iodide undergo a substitution reaction. The hydroxyl group is replaced by the iodine atom to produce N-iodobutane.
After the reaction is completed, when the system is slightly cold, the reaction liquid is moved into the separation funnel. Due to the different densities of N-iodobutane and water, the organic layer containing N-iodobutane can be separated after standing and layering. Then wash it with an appropriate amount of water to remove residual im Then anhydrous calcium chloride was used to dry the organic layer to remove the residual moisture. Finally, by distillation, the fractions in the appropriate boiling point range were collected to obtain pure N-iodobutane.

What are the precautions for N-iodobutane during storage and transportation?

N-Iodobutane is also an organic compound. During storage and transportation, many matters must be paid attention to.
First words storage. Because it has a certain chemical activity, it should be placed in a cool and well-ventilated place. Do not be near fire and heat sources, cover it in case of open flame, hot topic, fear of combustion or even explosion. And should be stored separately from oxidizing agents, alkalis, etc., because of its chemical properties, if they are mixed with each other, or cause severe chemical reactions, endangering safety. The storage place should be equipped with suitable materials to contain leaks, so as to prevent accidents and dispose of leaks in time to prevent their spread from causing greater harm.
As for transportation, caution is also required. Transport vehicles should ensure good ventilation conditions to avoid direct sunlight in the compartment, causing the temperature to rise and cause danger. When loading and unloading, the operator must be light and light, and should not operate brutally to avoid package damage and N-iodobutane leakage. During transportation, pay close attention to road conditions and weather. In case of high temperature, lightning and other bad weather, the transportation should be suspended and seek safety. Containers used for transportation must be strong and well sealed, and meet relevant safety standards to prevent leakage during bumps.
In this way, during the storage and transportation of N-iodobutane, the above items must be carefully followed to ensure safety.