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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 737201Generated: October 29, 2026

Trifluoroacetic acid → 2-Amino-4-(4-cyclopropylcarbamoyl-phenyl)-thiazole-5-carboxylic acid methyl ester

https://huagongshe.com/reaction/737201

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant2-tert-Butoxycarbonylamino-4-(4-cyclopropylcarbamoyl-phenyl)-thiazole-5-carboxylic acid methyl esterHCID 86616446—
SolventDichloromethaneHCID 6344—
Product2-Amino-4-(4-cyclopropylcarbamoyl-phenyl)-thiazole-5-carboxylic acid methyl esterHCID 86616445—

Reaction Steps

A mixture of 2-tert-Butoxycarbonylamino-4-(4-cyclopropylcarbamoyl-phenyl)-thiazole-5-carboxylic acid methyl ester (0.28 g, 6.71 mmol) and TFA (5 mL) in dichloromethane (5 mL) was stirred at room temperature for 2 h. The mixture was concentrated in vacuo to give 2-Amino-4-(4-cyclopropylcarbamoyl-phenyl)-thiazole-5-carboxylic acid methyl ester; MS: 417.1 (M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07595398B2
Source datasetuspto-grants-2009_09
ORD IDord-f0b67a365fbf486e830e0c7007fe3db9
Source noteuspto-grants-2009_09