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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1392468Generated: October 26, 2026

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

https://huagongshe.com/reaction/1392468

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Difluorophenylacetic acidHCID 145424—
Reactant3-[4-(2-Amino-propionylamino)-imidazol-1-yl]-3-methyl-butyric acid methyl esterHCID 67164944—
Product3-(4-{2-[2-(3,5-Difluoro-phenyl)-acetylamino]-propionylamino}-imidazol-1-yl)-3-methyl-butyric acid methyl esterHCID 11553575—

Reaction Steps

3-[4-(2-Amino-propionylamino)-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) 19.6, 28.1, 28.2, 3.0, 46.9, 49.1, 51.9, 56.4, 102.5, 102.8, 103.0, 105.1, 112.3, 112.5, 112.6, 131.0, 137.9, 138.7, 164.3, 169.1, 170.0; MS 423.2 m/z (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07342118B2
Source datasetuspto-grants-2008_03
ORD IDord-93c579cd67ea42138016151ba019fe29
Source noteuspto-grants-2008_03