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[Chemical Knowledge]：The difference and application field of non-toxic benzoyl chloride and chlorobenzene

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Benzoyl chloride and chlorobenzene are two common compounds in organic chemistry. Although they are similar in name, they have great differences in structure, properties and application fields. The chemical structure of

benzoyl chloride is C6H5COCl, which is obtained by the reaction of benzoic acid (C6H5COOH) with thionyl chloride (SOCl2). The chemical structure of chlorobenzene is C6H5Cl, which is a hydrogen atom in the benzene ring replaced by a chlorine atom. Structurally, benzoyl chloride contains a carbonyl group (C = O) and a chlorine atom, while chlorobenzene contains only one chlorine atom. There are also significant differences in the properties of

benzoyl chloride and chlorobenzene. Benzoyl chloride is a colorless or yellowish liquid, flammable, pungent odor. It is a very active chemical reagent that can react with alcohols, phenols, amines, etc. to produce the corresponding esters, ethers and amides. It reacts with water to produce benzoic acid and hydrogen chloride. Chlorobenzene is a colorless and transparent liquid with a special aromatic smell. It has a lower boiling point and melting point, is insoluble in water, but soluble in organic solvents. Chlorobenzene is mainly used as a raw material for solvents and dyes, and is widely used in organic synthesis, medicine, pesticides and other fields.

in the field of application, benzoyl chloride and chlorobenzene also have different uses. Benzoyl chloride is mainly used in organic synthesis as an acylation reagent. It can convert compounds such as alcohols, phenols or amines into the corresponding esters, amides and ethers. Benzoyl chloride is also widely used in medicine, dyes, plastics and other industrial fields. Chlorobenzene, as a solvent, is often used in the production of coatings, inks, etc. In addition, chlorobenzene can also be used in pharmaceutical synthesis, pesticide manufacturing and other industries. Their different uses in organic chemistry and industry make them have their own points of sale in the market.

In general, although benzoyl chloride and chlorobenzene have similar names, there are obvious differences in structure, properties and application fields. Benzoyl chloride has high activity and is mainly used in the acylation reaction in organic synthesis; chlorobenzene is widely used as a solvent and dye raw material in the industrial field. Understanding the difference between them helps us to better understand and apply their role in the field of chemistry.

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