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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1846743Generated: October 31, 2026

Trifluoroacetic acid → Trifluoroacetic acid

https://huagongshe.com/reaction/1846743

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactanttert-butyl N-(5-methylthiophen-2-yl)carbamateHCID 716045—
SolventDichloromethaneHCID 6344—
ProductTrifluoroacetic acidHCID 6422—
Product5-methylthiophen-2-amineHCID 11320923—

Reaction Steps

A solution of tert-butyl 5-methylthiophen-2-ylcarbamate (0.825 g, 3.87 mmol) in CH2Cl2 (10 mL) and TFA (6 mL) wad stirred at room temperature for 20 h. Solvents was removed in vacuo to give 5-methylthiophen-2-amine as trifluoroacetic acid salt (0.870 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08952027B2
Source datasetuspto-grants-2015_02
ORD IDord-344c7643392947dfa6f8f9b3e187dec6
Source noteuspto-grants-2015_02