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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1392459Generated: October 26, 2026

3,5-Difluorophenylacetic acid → 3-(4-[2-[2-(3,5-Difluoro-phenyl)-acetylamino]-pentanoylamino]-imidazol-1-yl)-3-methyl-butyric acid methyl ester

https://huagongshe.com/reaction/1392459

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Difluorophenylacetic acidHCID 145424—
Reactant3-[4-(2-Amino-pentanoylamino)-imidazol-1-yl]-3-methyl-butyric acid methyl esterHCID 67165360—
Product3-(4-[2-[2-(3,5-Difluoro-phenyl)-acetylamino]-pentanoylamino]-imidazol-1-yl)-3-methyl-butyric acid methyl esterHCID 11612121—

Reaction Steps

3-[4-(2-Amino-pentanoylamino)-imidazol-1-yl]-3-methyl-butyric acid methyl ester was coupled with (3,5-Difluoro-phenyl)-acetic acid to provide the title compound: C13 NMR (100 MHz, CDCl3) 13.9, 19.0, 27.9, 28.1, 35.9, 42.7, 46.8, 51.8, 53.1, 56.3, 102.2, 102.5, 102.7, 105.1, 112.2, 112.3, 112.4, 112.5, 131.3, 137.9, 139.2, 161.8, 164.2, 164.3, 169.4, 169.9, 170.0; MS 451.2 m/z (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07342118B2
Source datasetuspto-grants-2008_03
ORD IDord-6be34dadbf594a1fb159a550f8431fc3
Source noteuspto-grants-2008_03