Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265909Generated: November 1, 2026

Trifluoroacetic acid → 8-Chloro-7-(isobutyl-amino)-4-(3-[1,2,4]triazol-1-yl-phenyl)-1,3-dihydro-benzo[b][1,4]diazepin-2-one

https://huagongshe.com/reaction/1265909

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant{4-Chloro-5-(isobutyl-amino)-2-[3-oxo-3-(3-[1,2,4]triazol-1-yl-phenyl)-propionylamino]-phenyl}-carbamic acid tert-butyl esterHCID 86586927—
SolventDichloromethaneHCID 6344—
Product8-Chloro-7-(isobutyl-amino)-4-(3-[1,2,4]triazol-1-yl-phenyl)-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 18613475—

Reaction Steps

The title compound was prepared from {4-chloro-5-(isobutyl-amino)-2-[3-oxo-3-(3-[1,2,4]triazol-1-yl-phenyl)-propionylamino]-phenyl}-carbamic acid tert-butyl ester (Example M129) (0.39 g, 0.74 mmol) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a light orange solid (270 mg, 89%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-e7356a827ba149b2941edf9f7d9459fb
Source noteuspto-grants-2003_04