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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1745693Generated: October 30, 2026

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

https://huagongshe.com/reaction/1745693

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant{3-[3-(3-Cyano-phenyl)-3-oxo-propionylamino]-4'-trifluoromethoxy-biphenyl-4-yl}-carbamic acid tert.-butyl esterHCID 86588012—
SolventDichloromethaneHCID 6344—
Product3-[4-Oxo-7-(4-trifluoromethoxy-phenyl)-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl]-benzonitrileHCID 22224861—

Reaction Steps

Prepared from {3-[3-(3-cyano-phenyl)-3-oxo-propionylamino]-4′-trifluoromethoxy-biphenyl-4-yl}-carbamic acid tert.-butyl ester (Example K24) by treatment with TFA in CH2Cl2 according to the general procedure M. Obtained as a light yellow powder (23 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07018998B2
Source datasetuspto-grants-2006_03
ORD IDord-5293ad384868458a9af02361c2221c5f
Source noteuspto-grants-2006_03