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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1771653Generated: November 1, 2026

Trifluoroacetic acid → 3-Amino-4-fluoro-2-methylphenol

https://huagongshe.com/reaction/1771653

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantTert-butyl N-tert-butoxycarbonyl-N-(6-fluoro-3-hydroxy-2-methyl-phenyl)carbamateHCID 89444253—
SolventDichloromethaneHCID 6344—
Product3-Amino-4-fluoro-2-methylphenolHCID 1777572797.1%

Reaction Steps

To a solution of tert-butyl N-tert-butoxycarbonyl-N-(6-fluoro-3-hydroxy-2-methyl-phenyl)carbamate (500 mg, 1.46 mmol, 1.0 eq) in DCM (6 mL) was added TFA (2 mL). The reaction was stirred at room temperature overnight, then the solvent was removed in vacuo, to give the title compound as yellow oil (200 mg, 97%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09249085B2
Source datasetuspto-grants-2016_02
ORD IDord-b73296abdbe340f0a353d8740f4865b5
Source noteuspto-grants-2016_02