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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1266865Generated: October 26, 2026

Trifluoroacetic acid → 7-Methoxy-4-[3-(3-methyl-isoxazol-5-yl)-phenyl]-8-trifluoromethyl-1,3-dihydro-benzo[b][1,4]diazepin-2-one

https://huagongshe.com/reaction/1266865

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(5-Methoxy-2-{3-[3-(3-methyl-isoxazol-5-yl)-phenyl]-3-oxo-propionylamino}-4-trifluoromethyl-phenyl)-carbamic acid tert.-butyl esterHCID 86586981—
SolventDichloromethaneHCID 6344—
Product7-Methoxy-4-[3-(3-methyl-isoxazol-5-yl)-phenyl]-8-trifluoromethyl-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 18548778—

Reaction Steps

The title compound was prepared from (5-methoxy-2-{3-[3-(3-methyl-isoxazol-5-yl)-phenyl]-3-oxo-propionylamino}-4-trifluoromethyl-phenyl)-carbamic acid tert.-butyl ester (Example M29) (254 mg, 0.48 mmol) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as an off-white solid (96 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06548495B2
Source datasetuspto-grants-2003_04
ORD IDord-c77c6f4a63c145bfa15f5f25ede62fc6
Source noteuspto-grants-2003_04