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Preparation and application of calcium benzoate_Kain Industrial Additive
Background and overview[1] The chemical formula of calcium benzoate is Ca(C7H5O2)2·3H2O, molecular weight 336.36, colorless orthorhombic crystal, relative density 1.436, soluble in water, lost at 114°…
Preparation of 4-hydroxy-7-phenoxyisoquinoline-3-carboxylic acid methyl ester_Kain Industrial Additive
Background and overview[1] 4-Hydroxy-7-phenoxyisoquinoline-3-carboxylic acid methyl ester can be used as a pharmaceutical synthesis intermediate. Phenol is used as raw material to prepare the intermed…
Preparation and application of 4-bromobenzenesulfonamide_Kain Industrial Additive
Background and overview[1] 4-Bromobenzenesulfonamide can be used as a pharmaceutical synthesis intermediate. It can be prepared by the reaction of 4-bromobenzenesulfonyl chloride and ammonia water, or…
Preparation of 4-heptyl-4′-cyanobiphenyl_Kain Industrial Additive
Background and overview[1] 4-Heptyl-4′-cyanobiphenyl is a kind of liquid crystal materials (LCD). Liquid crystal material is a new type of high-performance special material developed in the 1970…
Preparation and application of 4-bromo-2,6-dimethylphenol_Kain Industrial Additive
Background and overview[1] 4-Bromo-2,6-dimethylphenol is an aryl halide. In organic synthesis, aryl halides are widely present in many biologically active natural products. At the same time, aryl hali…
Preparation and application of 4-chloro-3-fluorophenol_Kain Industrial Additive
Background and overview[1] 4-Chloro-3-fluorophenol is an organic intermediate. 4-amino-3-fluorophenol can be prepared from o-fluoronitrobenzene as raw material, and then acyl chlorination reaction can…
Preparation of 2-hydroxy-5-chlorobenzophenone_Kain Industrial Additive
Background and overview[1] 2-Hydroxy-5-chlorobenzophenone can be used as a pharmaceutical synthesis intermediate. It can be prepared from 4-chlorophenyl benzoate as the reaction raw material, or by th…
Preparation of 2-trifluoromethylbenzonitrile_Kain Industrial Additive
Background and overview[1] 2-Trifluoromethylbenzonitrile can be used as a pharmaceutical synthesis intermediate and can be prepared by reacting 2-trifluoromethylbenzaldehyde as raw material and hydrox…
Preparation of 4-amino-N-ethyl-N-(beta-methanesulfonamideethyl)m-toluidine sulfate_Kain Industrial Additive
Background and overview[1] 4-Amino-N-ethyl-N-(beta-methanesulfonamideethyl)m-toluidine sulfate, trade name CD-3, is a color developer and an important photographic chemical . 4-Amino-N-ethyl-N-(beta-m…
Preparation of 2-methylbenzophenone_Kain Industrial Additive
Background and overview[1] 2-Methylbenzophenone is a benzophenone compound and a very important fine chemical. At the same time, ketones are also the core structure of many organic molecules, such as …
