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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1830136Generated: November 3, 2026

Trifluoroacetic acid → 2-amino-1-benzooxazol-2-yl-butan-1-one TFA salt

https://huagongshe.com/reaction/1830136

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant[1-(Benzooxazol-2-yl-hydroxy-methyl)-propyl]-carbamic acid tert-butyl esterHCID 21031071—
SolventDichloromethaneHCID 6344—
Product2-amino-1-benzooxazol-2-yl-butan-1-one TFA saltHCID 86611131—

Reaction Steps

[1-(Benzooxazol-2-yl-hydroxy-methyl)-propyl]-carbamic acid tert-butyl ester (275 mg, 0.89 mmol) and MeCl2 (5 ml) were mixed and TFA (1 ml) was added at room temperature. After stirring for 1 hour, the solvent and excess TFA were removed under vacuum to produce 260 mg of 2-amino-1-benzooxazol-2-yl-butan-1-one TFA salt.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07064123B1
Source datasetuspto-grants-2006_06
ORD IDord-98dfa42e137d4fa58414dac727e9c6a5
Source noteuspto-grants-2006_06