Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 23627Generated: October 25, 2026

Diisopropylethylamine → N-(4-chlorobenzyl)-2-{[[2-hydroxy-2-(1-oxidopyridin-3-yl)ethyl](methyl)amino]methyl}-3,4-dimethyl-7-oxo-4,7-dihydrothieno[3,2-b]pyridine-6-carboxamide

https://huagongshe.com/reaction/23627

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant2-(Methylamino)-1-(1-oxidopyridin-3-yl)ethanolHCID 22574315—
ReactantN-(4-chlorobenzyl)-2-(chloromethyl)-3,4-dimethyl-7-oxo-4,7-dihydrothieno[3,2-b]pyridine-6-carboxamideHCID 22574363—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
ProductN-(4-chlorobenzyl)-2-{[[2-hydroxy-2-(1-oxidopyridin-3-yl)ethyl](methyl)amino]methyl}-3,4-dimethyl-7-oxo-4,7-dihydrothieno[3,2-b]pyridine-6-carboxamideHCID 2257431659.4%

Reaction Steps

A mixture of N-(4-chlorobenzyl)-2-(chloromethyl)-3,4-dimethyl-7-oxo-4,7-dihydrothieno[3,2-b]pyridine-6-carboxamide (135 mg, 0.342 mmol), 2-(methylamino)-1-(1-oxidopyridin-3-yl)ethanol (Preparation 86, 69 mg, 0.50 mmol) and diisopropylethylamine (89 μL, 0.51 mmol) in dry DMF (5.0 mL) was stirred for 20 hours at room temperature. The solution was then diluted with water (20 mL). The resulting precipitate was collected by filtration and the collected solid was dried in vacuo, providing 107 mg of the titled compound as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06852731B2
Source datasetuspto-grants-2005_02
ORD IDord-45faeedd0f14429585b25d393e3512f8
Source noteuspto-grants-2005_02