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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498693Generated: October 27, 2026

Trifluoroacetic acid → 4-(3-Pyridin-3-yl-phenyl)-8-trifluoromethyl-7-vinyl-1,3-dihydro-benzo[b][1,4]diazepin-2-one

https://huagongshe.com/reaction/498693

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant{2-[3-Oxo-3-(3-pyridin-3-yl-phenyl)-propionylamino]-4-trifluoromethyl-5-vinyl-phenyl}-carbamic acid tert-butyl esterHCID 86589378—
SolventDichloromethaneHCID 6344—
Product4-(3-Pyridin-3-yl-phenyl)-8-trifluoromethyl-7-vinyl-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 22317605—

Reaction Steps

The title compound was prepared from {2-[3-oxo-3-(3-pyridin-3-yl-phenyl)-propionylamino]-4-trifluoromethyl-5-vinyl-phenyl}-carbamic acid tert-butyl ester (Example M194) (273 mg, 0.52 mmol) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a white solid (127 mg, 60%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-22f512cc0bef483da8d9e51deed6e013
Source noteuspto-grants-2005_09