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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1161328Generated: October 28, 2026

4-Amino-3-chlorobenzoic acid → 3-Chloro-4-{2-[2-(4-chloro-phenyl)-benzoimidazol-1-yl]-2-cyclohexyl-acetylamino}-benzoic acid methyl ester

https://huagongshe.com/reaction/1161328

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Amino-3-chlorobenzoic acidHCID 17211—
Reactant4-{2-[2-(4-Chloro-phenyl)-5,6-difluoro-benzoimidazol-1-yl]-2-cyclohexyl-acetylamino}-benzoic acid ethyl esterHCID 68645493—
ReactantHCID 68645792HCID 68645792—
SolventPyridineHCID 1049—
Product3-Chloro-4-{2-[2-(4-chloro-phenyl)-benzoimidazol-1-yl]-2-cyclohexyl-acetylamino}-benzoic acid methyl esterHCID 68645225—

Reaction Steps

The title compound was synthesized in analogy to example 22, intermediate d, from [2-(4-chloro-phenyl)-benzoimidazol-1-yl]-cyclohexyl-acetic acid, 4-amino-3-chloro-benzoic acid and using pyridine as a base.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07816540B2
Source datasetuspto-grants-2010_10
ORD IDord-fa915b4f945948319dbb767e32f374a5
Source noteuspto-grants-2010_10