Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 227647Generated: October 30, 2026

Trifluoroacetic acid → 2-[3-Chloro-5-(trifluoromethyl)-2-pyridinyl]-1-butanamine hydrochloride

https://huagongshe.com/reaction/227647

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantTert-butyl 2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]butylcarbamateHCID 23078240—
SolventDichloromethaneHCID 6344—
Product2-[3-Chloro-5-(trifluoromethyl)-2-pyridinyl]-1-butanamine hydrochlorideHCID 66798194—

Reaction Steps

146 g of tert-butyl 2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]butylcarbamate (0.414 mol) are dissolved in 2 L of dichloromethane. 190 mL of trifluoroacetic acid are added dropwise. The reaction mixture is stirred at room temperature for twelve hours, concentrated to dryness and diluted in 300 mL of hydrochloric acid 2M.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07560567B2
Source datasetuspto-grants-2009_07
ORD IDord-3548bb67a1ab44eba1554173d5eaeccd
Source noteuspto-grants-2009_07