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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 …
Preparation method and application of 2-methoxy-5-sulfonamide benzoic acid methyl ester_Kain Industrial Additive
Background and overview[1] Methyl 2-methoxy-5-sulfonamide benzoate is an important intermediate for the antipsychotic drugs sulpiride and levosulpiride. Its synthesis currently uses salicylic acid thr…
Preparation and application of p-methoxyacetophenone_Kain Industrial Additive
Background and overview[1] P-Methoxyacetophenone, also known as hawthorn flower ketone, is a white crystal. Friedel-Crafts acylation reaction is one of the important ways to synthesize p-methoxyacetop…
Preparation of (2R,4S)-5-(biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid_Kain Industrial Additive
Background and overview[1] (2R,4S)-5-(biphenyl-4-yl)-4-[(tert-butoxycarbonyl) Amino]-2-methylpentanoic acid is a key intermediate in the preparation of Sacubitril. Sacubitril and valsartan can form th…
