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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265758Generated: October 26, 2026

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

https://huagongshe.com/reaction/1265758

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(4-Chloro-5-[(2-methoxy-ethyl)-methyl-amino]-2-{3-[2-(3-methyl-isoxazol-5-yl)-pyridin-4-yl]-3-oxo-propionylamino}-phenyl)-carbamic acid tert.-butyl esterHCID 86586809—
SolventDichloromethaneHCID 6344—
Product8-Chloro-7-[(2-methoxy-ethyl)-methyl-amino]-4-[2-(3-methyl-isoxazol-5-yl)-pyridin-4-yl]-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 18613503—

Reaction Steps

The title compound was prepared from (4-chloro-5-[(2-methoxy-ethyl)-methyl-amino]-2-{3-[2-(3-methyl-isoxazol-5-yl)-pyridin-4-yl]-3-oxo-propionylamino}-phenyl)-carbamic acid tert.-butyl ester (Example M12) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a yellow solid (106 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-d709b3f2eed946f78ef2d5ede23c97c6
Source noteuspto-grants-2003_04