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What are the main uses of 2-trifluoromethoxy-4-iodoaniline?
2-%E4%B8%89%E6%B0%9F%E7%94%B2%E6%B0%A7%E5%9F%BA-4-%E7%A2%98%E8%8B%AF%E8%83%BA, its main uses have the following ends.
First, it is quite critical in the way of medicine. Ancient doctors often use this medicine to help treat diseases. It has the ability to warm and circulate meridians, promote blood circulation and remove blood stasis. In case of bruises and injuries, the meridians are blocked, and the qi and blood are not smooth. Use this medicine to apply to the affected area, or decoct it, which can make blood stasis dissipate, the meridians are restored, and the pain is relieved. If someone accidentally falls off a horse, hurts the muscles and bones, local blue and purple swelling, and the pain is unbearable, 2-%E4%B8%89%E6%B0%9F%E7%94%B2%E6%B0%A7%E5%9F%BA-4-%E7%A2%98%E8%8B%AF%E8%83%BA is compatible with other medicines, a total of one dose, after taking it for a few days, the swelling and pain gradually disappear, and the pain is greatly reduced.
Second, it is also wonderful for health care. It can reconcile qi and blood and nourish the viscera. In daily health, appropriate use of it can make qi and blood flow around the week, and the viscera function is healthy. Especially for the elderly, qi and blood are gradually declining, and occasional administration of this medicine can help qi and blood run and delay the appearance of aging. For example, some elderly people often feel mental fatigue and weak limbs. Use this medicine to cook with ingredients. After eating for a period of time, they feel mentally healthy and their energy gradually increases.
Third, it is also indispensable for some alchemy refining. In ancient alchemy, 2-%E4%B8%89%E6%B0%9F%E7%94%B2%E6%B0%A7%E5%9F%BA-4-%E7%A2%98%E8%8B%AF%E8%83%BA because of its unique nature, can be used as an important auxiliary medicine to participate in the synthesis of alchemy, so that the effect of the refined alchemy is more outstanding, and help the alchemist achieve longevity and physical fitness.
What are the synthesis methods of 2-trifluoromethoxy-4-iodoaniline?
To prepare 2-triethoxy-4-cyanobenzaldehyde, the method is as follows:
First, start with benzaldehyde derivatives, and undergo etherification and cyanylation. First, take benzaldehyde with suitable substituents, and react with halogenated ethane and ethanol under alkali catalysis to generate 2-triethoxy benzaldehyde intermediates. Commonly used bases such as potassium carbonate, sodium hydroxide, etc., and the solvent can be selected from ethanol, acetone, etc. Then, the intermediate is cyanylated with cyanide reagents, such as potassium cyanide, sodium cyanide, etc., with the help of a phase transfer catalyst, to obtain 2-triethoxy-4-cyanobenzaldehyde. Phase transfer catalysts such as tetrabutylammonium bromide and triethylbenzyl ammonium chloride can promote the transfer of reactants between the two phases and improve the reaction efficiency.
Second, benzoic acid derivatives are used as starting materials. Benzoic acid is first halogenated, and halogen atoms are introduced at specific positions in the benzene ring, such as in the ortho or para-position, by electrophilic substitution reaction. Commonly used halogenating agents include bromine, N-bromosuccinimide (NBS), etc. Next, an ethoxy group is introduced, and the halogen is replaced by an ethoxy group in a system of ethanol and base. Finally, the carboxyl group is converted into a cyanyl group through a specific reaction, which can be converted through an amide intermediate, that is, the carboxyl group is first converted into an amide, and then dehydrated to obtain a
Third, the phenolic compound is used as the starting material. Phenol reacts with halogenated ethane under basic conditions to introduce ethoxy group to construct the structure containing ethoxy group on the benzene ring. After that, the formyl group is introduced at a suitable position through the formylation reaction. For example, the Vilsmeier-Haack reaction uses DMF and phosphorus oxychloride as a reagent to generate benzaldehyde derivatives. Finally, the cyanyl group is introduced again, and the target product 2-triethoxy-4-cyanobenzaldehyde is obtained by the above cyanylation method.
This method has its own advantages and disadvantages. In the actual synthesis, the appropriate method should be selected according to the factors such as the availability of raw materials, the ease of control of reaction conditions and the high or low yield.
What are the physical properties of 2-trifluoromethoxy-4-iodoaniline?
2-%E4%B8%89%E6%B0%9F%E7%94%B2%E6%B0%A7%E5%9F%BA-4-%E7%A2%98%E8%8B%AF%E8%83%BA, this is a blind traditional Chinese medicine. Its physical properties are unique and of great value for investigation.
Looking at its shape, this medicine is often irregular, with different sizes, and the surface is slightly rough. Occasionally, the texture is vertical and horizontal, like the marks engraved by the years. Its color is mostly dark brown, or dark or light, as if concealing the vicissitudes of the years. Touch it, the texture is solid, but it is not brittle and hard, slightly tough, and it seems to be able to withstand some external forces and not easily broken.
Smell it, the smell is unique, not rich and pungent fragrance, nor bad smell, but exudes a faint, slightly earthy smell, just like coming from a distant place, carrying the simplicity of the earth. Place it on the tip of the tongue and taste it lightly. At first, it feels slightly bitter, and then there seems to be a hint of sweetness slowly oozing out, intertwined with bitterness and sweetness, with a unique taste.
Furthermore, its density is slightly larger than that of ordinary things. When placed in water, it does not float easily, but sinks slowly, just like a calm gentleman, who does not go with the flow. Under the light, although there is no bright light, there is a slight luster flowing, just like a restrained person, not flamboyant but with its own charm.
The physical properties of 2-%E4%B8%89%E6%B0%9F%E7%94%B2%E6%B0%A7%E5%9F%BA-4-%E7%A2%98%E8%8B%AF%E8%83%BA, for doctors, are the basis for drug discovery and medication; for pharmacists, it is the basis for processing and preservation. With its unique physical characteristics, it plays an indispensable role in the field of traditional Chinese medicine, adding a unique touch to the treasure house of traditional Chinese medicine.
What are the chemical properties of 2-trifluoromethoxy-4-iodoaniline?
Triacetoxy-4-azoindoleacetic acid, this physical property is very special. Its color is often light, if it is the shimmer of the early morning, it feels a little transparent, and it seems to be very difficult. Under normal conditions, it is mostly in the shape of a solid, and the ground is slightly rough. However, it is not very hard. With a little external force, it can be slightly shaped.
Smell it, the taste is very small, and it is close to the taste. Only by distinguishing it can it have a clear taste, just like the deep fragrance of the forest, which is metaphorical.
Its solubility is also special. In water, there is a slight dissolution of water, just like the flower of shame, the surface of the water, the surface of the water shows a slight posture, and the water is slightly like water. However, when there is a dissolution of water, such as ethanol and ether, the water blends happily, just like the friends who have been reunited for a long time, and the solution is clear and clear.
And chemical properties, this compound is very active. When encountering acid, such as sulfuric acid and acid, it is like a warrior encountering an acid, and it quickly reacts, or its shape, or a new product, and it is transformed, such as the illusion of the water, and it is not a material. The same is true when encountering an acid, the reaction is strong, or it sinks, or it is difficult to appear.
And it is also prone to oxidation under the environment. If it is weak, it is easy to be invaded when exposed to oxygen, and its chemical properties are changed, and the original product is no longer available. And in the original product, the product can show another appearance, just like the butterfly of the product, re-emerging, showing different characteristics, which can really be transformed into thousands, attracting people to explore.
What is the price range of 2-trifluoromethoxy-4-iodoaniline in the market?
In today's market, it is difficult to determine the price of di-triethoxy-4-chlorobenzoic acid. Its price varies due to various reasons, such as the abundance of production sources, the state of supply and demand, and the complexity and simplicity of the manufacturing process.
Looking at the source of production, if the material is widely distributed, easy to harvest, and cheap to obtain, the cost will drop, and the price may also be low. If the production is thin and difficult to harvest, the price will be high and high.
As for supply and demand, the demand is prosperous but the supply is less, and the price will rise. The city people compete to buy, and the scarcity is expensive. If the supply exceeds the demand, the stock of goods is difficult to sell, and the business wants to clear quickly, the price may drop.
The complexity and simplicity of the art is also related to the price. If the production method is complicated, the labor is large, the time is long, and the required materials are also expensive, the cost will increase greatly, and the price will be high. If the art is simple and the cost is not much, the price may be close to the people.
Roughly speaking, the price per catty may be between tens and hundreds of dollars. However, this is only an approximate number. The market conditions are ever-changing, and the actual price should be subject to the real-time situation. Merchants in the city must carefully observe the situation and decide according to the situation before they can get a suitable price.
