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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986291Generated: October 25, 2026

4-Piperidineethanamine, 2,2,6,6-tetramethyl- → 2-{5-Bromo-2-[2-(2,2,6,6-tetramethylpiperidin-4-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide di-hydrochloride

https://huagongshe.com/reaction/1986291

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Piperidineethanamine, 2,2,6,6-tetramethyl-HCID 12567367—
Reactant2-(5-chloro-2-((3-(4-methylpiperazin-1-yl)propyl)amino)pyrimidin-4-yl)-N-cyclopropylbenzo[b]thiophene-4-carboxamide trihydrochlorideHCID 68856073—
Reactant2-(5-Bromo-2-chloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid cyclopropylamideHCID 86625343—
Product2-{5-Bromo-2-[2-(2,2,6,6-tetramethylpiperidin-4-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide di-hydrochlorideHCID 68857114—

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-(5-bromo-2-chloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid cyclopropylamide and 2-(2,2,6,6-tetramethyl-piperidin-4-yl)-ethylamine and isolated as a yellow solid. ES+(m/z) 556 (79Br) and 558 (81Br) [M(free base)+H].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547691B2
Source datasetuspto-grants-2009_06
ORD IDord-b53a868552964be880dbbf53fa5b89b4
Source noteuspto-grants-2009_06