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[Chemical Knowledge]：Properties and Uses of Isobutyryl Chloride

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The nature and use
of isobutyryl chloride in the field of raw materials for chemical production
1. Introduction

Isobutyryl chloride is an important organic compound, widely used in the field of raw materials for chemical production. It has special properties and uses, and is of great significance for many chemical reactions and industrial production processes. This article will detail the properties and uses of isobutyryl chloride.

2. the nature of isobutyryl chloride

1. physical properties: isobutyryl chloride is a colorless transparent liquid, pungent odor. The boiling point is 93-95 ℃, the density is 1.076g/cm³, the refractive index is 1.4026, insoluble in water, soluble in alcohol, ether and other organic solvents.
2. chemical properties: isobutyryl chloride with active chlorine atoms and carbonyl groups, prone to substitution, addition, elimination and other reactions. It reacts with alcohols, amines, thiols and other compounds to generate the corresponding esters, amides and thioesters.

3. the use of isobutyryl chloride

1. Production of pesticides: Isobutyryl chloride can be used in the production of pesticides, such as fungicides, insecticides, etc. By reacting with the corresponding amine compounds, a series of high efficiency and low toxicity pesticide products can be prepared.
2. Synthetic perfume: Isobutyryl chloride can be used as an intermediate in the synthesis of perfume. Through the reaction with other compounds, various fragrant perfume products can be synthesized.
3. Production of pharmaceutical intermediates: Isobutyryl chloride can be used to produce pharmaceutical intermediates, such as anti-tuberculosis drugs, anti-inflammatory drugs, etc. The target pharmaceutical intermediate can be prepared by reacting with a corresponding alcohol or amine compound.
4. Manufacturing coatings: Isobutyryl chloride can be used as raw materials for coating manufacturing. By mixing with other resins, pigments and other ingredients, coating products with excellent performance can be prepared.

4. production process

isobutyryl chloride production process mainly has two kinds of phosgene method and acetic acid method. Phosgene method is the reaction of isobutanol with phosgene to generate isobutyryl chloride. The acetic acid method is the reaction of isobutanol with acetic acid and chlorine to produce isobutyryl chloride and acetate. The two processes have their own advantages and disadvantages, and enterprises can choose the appropriate production process according to their own situation and market demand.

5. Market Prospect

With the progress of science and technology and the improvement of environmental awareness, isobutyryl chloride is more and more widely used in the field of chemical production raw materials. In the future, with the continuous emergence of new technologies and new materials, the market prospect of isobutyryl chloride will be broader.

6. conclusion

isobutyryl chloride as an important organic compound, has a wide range of uses and good market prospects. Enterprises should strengthen the research and improvement of the production process of isobutyryl chloride to improve product quality and production efficiency to meet the growing market demand. At the same time, the government should strengthen the supervision of the production and use of isobutyryl chloride to ensure product safety and environmental protection.

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