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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1062202Generated: November 2, 2026

Trifluoroacetic acid → 8-(2-Fluoro-phenyl)-4-(3-nitro-phenyl)-1,3-dihydro-benzo[b][1,4]diazepin-2-one

https://huagongshe.com/reaction/1062202

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantHCID 86588047HCID 86588047—
SolventDichloromethaneHCID 6344—
Product8-(2-Fluoro-phenyl)-4-(3-nitro-phenyl)-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 22224901—

Reaction Steps

Prepared from {2′-fluoro-3-[3-(3-nitro-phenyl)-3-oxo-propionylamino]-biphenyl-4-yl}-carbamic acid tert.-butyl ester (Example K62) by treatment with TFA in CH2Cl2 according to the general procedure M. Obtained as a light yellow solid (62 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06960578B2
Source datasetuspto-grants-2005_11
ORD IDord-ac38b7b8751b4bc49a025eabff3bbf7a
Source noteuspto-grants-2005_11