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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2065239Generated: October 25, 2026

2-Chloro-4-fluorocinnamic acid → (E)-3-(2-Chloro-4-fluoro-phenyl)-N-{1-[5-(1,1-difluoro-ethyl)-furan-2-ylmethyl]-1H-pyrazol-4-yl}-acrylamide

https://huagongshe.com/reaction/2065239

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-4-fluorocinnamic acidHCID 6257297—
Reactant1-[5-(1,1-Difluoro-ethyl)-furan-2-ylmethyl]-1H-pyrazol-4-ylamineHCID 66928549—
Product(E)-3-(2-Chloro-4-fluoro-phenyl)-N-{1-[5-(1,1-difluoro-ethyl)-furan-2-ylmethyl]-1H-pyrazol-4-yl}-acrylamideHCID 66929430—

Reaction Steps

Following general procedure B, starting from 1-[5-(1,1-difluoro-ethyl)-furan-2-ylmethyl]-1H-pyrazol-4-ylamine and (E)-3-(2-chloro-4-fluoro-phenyl)-acrylic acid. LC-MS-conditions 05b: tR=1.12 min; [M+H]+=410.06.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08288419B2
Source datasetuspto-grants-2012_10
ORD IDord-9d49f6e8ad6c450390b95815d735ec78
Source noteuspto-grants-2012_10