Preparation method of dibenzo[b,f][1,4]thiazepine-11-[10H]one_Industrial additives

Background and overview[1] Dibenzo[b,f][1,4]thiazepin-11-[10H]one is a key intermediate in the preparation of quetiapine. Quetiapine, generally sold a…

Preparation method of N1,N1,N4,N4-tetrakis(pyridin-4-yl)benzene-1,4-diamine_Industrial additives

Background and overview[1] N1,N1,N4,N4-tetrakis(pyridin-4-yl)benzene-1,4-diamine is an organic intermediate that can be synthesized from 4,4′-bi…

Preparation of 2-bromo-6-fluorophenol_industrial additives

Background and overview[1] 2-Bromo-6-fluorophenol, also called 2-fluoro-6-bromophenol, can be used as a pharmaceutical synthesis intermediate. Using 2…

Preparation and application of calcium benzoate_industrial additives

Background and overview[1] The chemical formula of calcium benzoate is Ca(C7H5O2)2·3H2O, molecular weight 336.36, colorless orthorhombic crystal, rela…

Preparation of methyl 4-hydroxy-7-phenoxyisoquinoline-3-carboxylate_Industrial additives

Background and overview[1] 4-Hydroxy-7-phenoxyisoquinoline-3-carboxylic acid methyl ester can be used as a pharmaceutical synthesis intermediate. Phen…

Preparation and application of 4-bromobenzenesulfonamide_Industrial additives

Background and overview[1] 4-Bromobenzenesulfonamide can be used as a pharmaceutical synthesis intermediate. It can be prepared by the reaction of 4-b…

Preparation of 4-heptyl-4′-cyanobiphenyl_industrial additives

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-…

Preparation and application of 4-bromo-2,6-dimethylphenol_Industrial additives

Background and overview[1] 4-Bromo-2,6-dimethylphenol is an aryl halide. In organic synthesis, aryl halides are widely present in many biologically ac…

Preparation and application of 4-chloro-3-fluorophenol_Industrial additives

Background and overview[1] 4-Chloro-3-fluorophenol is an organic intermediate. 4-amino-3-fluorophenol can be prepared from o-fluoronitrobenzene as raw…

Preparation of 2-hydroxy-5-chlorobenzophenone_industrial additives

Background and overview[1] 2-Hydroxy-5-chlorobenzophenone can be used as a pharmaceutical synthesis intermediate. It can be prepared from 4-chlorophen…

Preparation of 2-trifluoromethylbenzonitrile_Industrial additives

Background and overview[1] 2-Trifluoromethylbenzonitrile can be used as a pharmaceutical synthesis intermediate and can be prepared by reacting 2-trif…

Preparation of 4-amino-N-ethyl-N-(beta-methanesulfonamideethyl)m-toluidine sulfate_Industrial additives

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…

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