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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986289Generated: October 30, 2026

2-(5-chloro-2-((3-(4-methylpiperazin-1-yl)propyl)amino)pyrimidin-4-yl)-N-cyclopropylbenzo[b]thiophene-4-carboxamide trihydrochloride → 2-{5-Chloro-2-[2-(2,2,6,6-tetramethylpiperidin-4-ylidene)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide di-hydrochloride

https://huagongshe.com/reaction/1986289

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(5-chloro-2-((3-(4-methylpiperazin-1-yl)propyl)amino)pyrimidin-4-yl)-N-cyclopropylbenzo[b]thiophene-4-carboxamide trihydrochlorideHCID 68856073—
Reactant2-(2,2,6,6-Tetramethylpiperidin-4-ylidene)-ethylamineHCID 68856584—
Reactant2-(2,5-Dichloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid cyclopropylamideHCID 86625351—
Product2-{5-Chloro-2-[2-(2,2,6,6-tetramethylpiperidin-4-ylidene)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide di-hydrochlorideHCID 68858703—

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 cyclopropylamide and 2-(2,2,6,6-tetramethyl-piperidin-4-ylidene)-ethylamine and isolated as a yellow solid. ES+(m/z) 510 (35Cl) and 512 (37Cl) [M(free base)+H].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547691B2
Source datasetuspto-grants-2009_06
ORD IDord-0dbdce103ed24b7eaa06c904b92c1e79
Source noteuspto-grants-2009_06