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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1161333Generated: October 28, 2026

2-(4-Amino-3-fluorophenyl)propanoic acid → 2-(4-{2-[2-(4-Chloro-phenyl)-5,6-difluoro-benzoimidazol-1-yl]-2-cyclohexyl-acetylamino}-3-fluoro-phenyl)-propionic acid ethyl ester

https://huagongshe.com/reaction/1161333

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(4-Amino-3-fluorophenyl)propanoic acidHCID 13065231—
Reactant4-{2-[2-(4-Chloro-phenyl)-5,6-difluoro-benzoimidazol-1-yl]-2-cyclohexyl-acetylamino}-benzoic acid ethyl esterHCID 68645493—
ReactantHCID 178523387HCID 178523387—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
Product2-(4-{2-[2-(4-Chloro-phenyl)-5,6-difluoro-benzoimidazol-1-yl]-2-cyclohexyl-acetylamino}-3-fluoro-phenyl)-propionic acid ethyl esterHCID 68645718—

Reaction Steps

The title compound was synthesized in analogy to example 22, intermediate d, from [2-(4-chloro-phenyl)-5,6-difluoro-benzoimidazol-1-yl]-cyclohexyl-acetic acid (example 20, intermediate c), 2-(4-amino-3-fluoro-phenyl)-propionic acid and using 4-(dimethylamino)pyridine as a base.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07816540B2
Source datasetuspto-grants-2010_10
ORD IDord-a935ade86367411a92ebb88bd09f2f7a
Source noteuspto-grants-2010_10