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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 859503Generated: October 30, 2026

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

https://huagongshe.com/reaction/859503

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant3-(2,2-Dimethyl-6-oxo-6H-[1,3]dioxin-4-yl)-benzonitrileHCID 11736337—
ReactantCarbamic acid,(3-amino-2'-chloro[1,1'-biphenyl]-4-yl)-,1,1-dimethylethyl esterHCID 69592803—
SolventDichloromethaneHCID 6344—
Product3-[7-(2-Chloro-phenyl)-4-oxo-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl]-benzonitrileHCID 22224906—

Reaction Steps

Prepared from (3-amino-2′-chloro-biphenyl-4-yl)-carbamic acid tert.-butyl ester (Example G22) and 3-(2,2-dimethyl-6-oxo-6H-[1,3]dioxin-4-yl)-benzonitrile (Example J4) according to the general procedure K. The obtained material was deprotected and cyclized by treatment with TFA in CH2Cl2 according to the general procedure M. Obtained as a white powder (43 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07151098B2
Source datasetuspto-grants-2006_12
ORD IDord-bb0295d416c04ef0965ebba42b37332a
Source noteuspto-grants-2006_12