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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498508Generated: October 27, 2026

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

https://huagongshe.com/reaction/498508

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant{5-Dimethylamino-2-[3-oxo-3-(3-pyridin-4-yl-phenyl)-propionylamino]-4-trifluoromethyl-phenyl}-carbamic acid tert-butyl esterHCID 86589221—
SolventDichloromethaneHCID 6344—
Product7-Dimethylamino-4-(3-pyridin-4-yl-phenyl)-8-trifluoromethyl-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 1123559171.6%

Reaction Steps

Prepared from {5-dimethylamino-2-[3-oxo-3-(3-pyridin-4-yl-phenyl)-propionylamino]-4-trifluoromethyl-phenyl}-carbamic acid tert-butyl ester (Example M2) (284 mg, 0.52 mmol) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a yellow solid (158 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-9420c234d8e7428aa491e015e8d3d02d
Source noteuspto-grants-2005_09