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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265757Generated: October 27, 2026

Trifluoroacetic acid → 8-Chloro-7-dimethylamino-4-[2-(3-methyl-isoxazol-5-yl)-pyridin-4-yl]-1,3-dihydro-benzo[b][1,4]diazepin-2-one

https://huagongshe.com/reaction/1265757

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(4-Chloro-5-dimethylamino-2-{3-[2-(3-methyl-isoxazol-5-yl)-pyridin-4-yl]-3-oxo-propionylamino}-phenyl)-carbamic acid tert.-butyl esterHCID 86586807—
SolventDichloromethaneHCID 6344—
Product8-Chloro-7-dimethylamino-4-[2-(3-methyl-isoxazol-5-yl)-pyridin-4-yl]-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 18613217—

Reaction Steps

The title compound was prepared from (4-chloro-5-dimethylamino-2-{3-[2-(3-methyl-isoxazol-5-yl)-pyridin-4-yl]-3-oxo-propionylamino}-phenyl)-carbamic acid tert.-butyl ester (Example M10) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a yellow solid (111 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-a6a130b2de7d45fda5e4eae3ec7bfdc9
Source noteuspto-grants-2003_04