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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498519Generated: October 30, 2026

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

https://huagongshe.com/reaction/498519

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(4-Fluoro-2-{3-[3-(2-methyl-pyridin-3-yl)-phenyl]-3-oxo-propionylamino}-phenyl)-carbamic acid tert-butyl esterHCID 86589234—
SolventDichloromethaneHCID 6344—
Product8-Fluoro-4-[3-(2-methyl-pyridin-3-yl)-phenyl]-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 22317597—

Reaction Steps

The title compound was prepared from (4-fluoro-2-{3-[3-(2-methyl-pyridin-3-yl)-phenyl]-3-oxo-propionylamino}-phenyl)-carbamic acid tert-butyl ester (Example M15) (250 mg, 0.539 mmol) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a light yellow solid (143 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-1e966f117ede4045ab67077abeb56c29
Source noteuspto-grants-2005_09