Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986277Generated: October 30, 2026

3-(4-Ethylpiperazin-1-yl)propan-1-amine → 2-{5-Chloro-2-[3-(4-ethylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamide tri-hydrochloride

https://huagongshe.com/reaction/1986277

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(4-Ethylpiperazin-1-yl)propan-1-amineHCID 3149267—
Reactant2-(5-chloro-2-((3-(4-methylpiperazin-1-yl)propyl)amino)pyrimidin-4-yl)-N-cyclopropylbenzo[b]thiophene-4-carboxamide trihydrochlorideHCID 68856073—
Reactant2-(2,5-Dichloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid methylamideHCID 86625382—
Product2-{5-Chloro-2-[3-(4-ethylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamide tri-hydrochlorideHCID 68854840—

Reaction Steps

Using the method of 2-{5-chloro-2-[3-(4-methylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide tri-hydrochloride, the title compound is synthesized from 2-(2,5-dichloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid methylamide and 3-(4-ethylpiperazin-1-yl)-propylamine and isolated as a yellow solid. ES+(m/z) 473 (35Cl) and 475 (37Cl) [M(free base)+H].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547691B2
Source datasetuspto-grants-2009_06
ORD IDord-bcf2d9cb4a6f4c63b05120cdf9f46ea4
Source noteuspto-grants-2009_06