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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265913Generated: October 29, 2026

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

https://huagongshe.com/reaction/1265913

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantCarbamic acid,[2-amino-4-chloro-5-[methyl(1-methylethyl)amino]phenyl]-,1,1-dimethylethyl esterHCID 69489477—
Reactant3-Oxo-3-[3-[4-(tetrahydro-pyran-2-yloxymethyl)-thiazol-2-yl]-phenyl]-propionic acid tert-butyl esterHCID 69688492—
SolventDichloromethaneHCID 6344—
Product8-Chloro-4-[3-(4-hydroxymethyl-thiazol-2-yl)-phenyl]-7-(isopropyl-methyl-amino)-1,3-dihydro-benzo[b][1,4]diazepin-2-oneHCID 10161361—

Reaction Steps

The title compound was prepared from [2-amino-4-chloro-5-(isopropyl-methyl-amino)-phenyl]-carbamic acid tert-butyl ester (0.17 g) (Example J26) and 3-oxo-3-[3-[4-(tetrahydro-pyran-2-yloxymethyl)-thiazol-2-yl]-phenyl]-propionic acid tert-butyl ester (Example K27) (0.23 g) according to the general procedure M. The obtained material was deprotected and cyclized by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as a light-brown solid (0.05 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-3b0fd066c05145f6b464e8f014c1bfc8
Source noteuspto-grants-2003_04