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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498559Generated: October 30, 2026

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

https://huagongshe.com/reaction/498559

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant{5-Isobutylamino-2-[3-oxo-3-(3-pyridin-4-yl-phenyl)-propionylamino]-4-trifluoromethyl-phenyl}-carbamic acid tert-butyl esterHCID 86589269—
SolventDichloromethaneHCID 6344—
Product7-Isobutylamino-4-(3-pyridin-4-yl-phenyl)-8-trifluoromethyl-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 22317865—

Reaction Steps

The title compound was prepared from {5-isobutylamino-2-[3-oxo-3-(3-pyridin-4-yl-phenyl)-propionylamino]-4-trifluoromethyl-phenyl}-carbamic acid tert-butyl ester (Example M59) (0.56 g, 0.98 mmol) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a light yellow solid (299 mg, 67%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-48c6964a135446be9ef912ab0403b600
Source noteuspto-grants-2005_09