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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1831262Generated: October 26, 2026

Potassium Bromide → 4-(2-Chloro-6-fluoro-benzyl)-piperazine-1-carboxylic Acid 4-(5-trifluoromethyl-pyridin-2-yloxy)-phenyl Ester

https://huagongshe.com/reaction/1831262

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium BromideHCID 253877—
Reactant1-((2-Chloro-6-fluorophenyl)methyl)piperazineHCID 735737—
Reactant4-(5-Trifluoromethylpyridin-2-yloxy)-phenyl chloroformateHCID 22047762—
SolventEthanolHCID 702—
Product4-(2-Chloro-6-fluoro-benzyl)-piperazine-1-carboxylic Acid 4-(5-trifluoromethyl-pyridin-2-yloxy)-phenyl EsterHCID 57455831—

Reaction Steps

The hydrochloride of the title compound was prepared from 4-(5-trifluoromethyl-pyridin-2-yloxy)-phenyl chloroformate and 1-(2-chloro-6-fluorobenzyl)piperazine. White crystals, m.p. 204–205° C. (from ethanol); HPLC-MS m/z=510 (M+H); IR (KBr): ν 1726 (C═O) cm−1;

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07067517B2
Source datasetuspto-grants-2006_06
ORD IDord-7168c1c05d8e4081ba020e1c3875c208
Source noteuspto-grants-2006_06