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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1695150Generated: October 31, 2026

4-Bromo-2-fluorobenzoic acid → 1-(4-Bromo-2-fluorobenzoyl)-3,3-difluoro-pyrrolidine

https://huagongshe.com/reaction/1695150

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Bromo-2-fluorobenzoic acidHCID 302681—
Reactant3,3-Difluoropyrrolidine hydrochlorideHCID 24903482—
SolventTriethylamineHCID 8471—
Product1-(4-Bromo-2-fluorobenzoyl)-3,3-difluoro-pyrrolidineHCID 68604102—

Reaction Steps

The sub-title compound was prepared by the method of example 18 step a) using 4-bromo-2-fluorobenzoic acid and 3,3-difluoropyrrolidine, hydrochloride salt and triethylamine (2 molar equivalent).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08163727B2
Source datasetuspto-grants-2012_04
ORD IDord-767dfb2be98f4656a170f86c47e5b197
Source noteuspto-grants-2012_04