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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1062170Generated: October 25, 2026

Trifluoroacetic acid → 3-[7-(4-Fluoro-phenyl)-4-oxo-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl]-benzonitrile

https://huagongshe.com/reaction/1062170

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant{3-[3-(3-Cyano-phenyl)-3-oxo-propionylamino]-4'-fluoro-biphenyl-4-yl}-carbamic acid tert.-butyl esterHCID 86588019—
SolventDichloromethaneHCID 6344—
Product3-[7-(4-Fluoro-phenyl)-4-oxo-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl]-benzonitrileHCID 9798726—

Reaction Steps

Prepared from {3-[3-(3-cyano-phenyl)-3-oxo-propionylamino]-4′-fluoro-biphenyl-4-yl}-carbamic acid tert.-butyl ester (Example K32) by treatment with TFA in CH2Cl2 according to the general procedure M. Obtained as an orange solid (141 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06960578B2
Source datasetuspto-grants-2005_11
ORD IDord-3d995de1649941e6acd211179e5c22be
Source noteuspto-grants-2005_11