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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498722Generated: October 30, 2026

Trifluoroacetic acid → 4-[3-(2,6-Dimethyl-pyridin-4-yl)-phenyl]-7-(2-methoxy-ethoxy)-8-trifluoromethyl-1,3-dihydro-benzo[b][1,4]diazepin-2-one

https://huagongshe.com/reaction/498722

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant[2-{3-[3-(2,6-Dimethyl-pyridin-4-yl)-phenyl]-3-oxo-propionylamino}-5-(2-methoxy-ethoxy)-4-trifluoromethyl-phenyl]-carbamic acid tert-butyl esterHCID 86589407—
SolventDichloromethaneHCID 6344—
Product4-[3-(2,6-Dimethyl-pyridin-4-yl)-phenyl]-7-(2-methoxy-ethoxy)-8-trifluoromethyl-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 22317448—

Reaction Steps

The title compound was prepared from [2-{3-[3-(2,6-dimethyl-pyridin-4-yl)-phenyl]-3-oxo-propionylamino}-5-(2-methoxy-ethoxy)-4-trifluoromethyl-phenyl]-carbamic acid tert-butyl ester (Example M223) (320 mg, 0.53 mmol) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a light brown solid (183 mg,71%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-315afdcfc16b48938228c53818a2bfe0
Source noteuspto-grants-2005_09