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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986316Generated: October 25, 2026

2-{5-Chloro-2-[2-(1-methylpiperidin-4-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid amide di-hydrochloride → (R)-2-{5-Chloro-2-[2-(2,4-dimethylpiperazin-1-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide tri-hydrochloride

https://huagongshe.com/reaction/1986316

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-{5-Chloro-2-[2-(1-methylpiperidin-4-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid amide di-hydrochlorideHCID 68856045—
Reactant(R)-2-{5-Chloro-2-[2-(2-methylpiperazin-1-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamideHCID 68858225—
Product(R)-2-{5-Chloro-2-[2-(2,4-dimethylpiperazin-1-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide tri-hydrochlorideHCID 68908578—

Reaction Steps

Using the method of 2-{5-chloro-2-[2-(1-methylpiperidin-4-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid amide di-hydrochloride, the title compound is synthesized from (R)-2-{5-chloro-2-[2-(2-methyl-piperazin-1-yl)-ethylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide and isolated as a yellow solid. ES+(m/z) 485 (35Cl) and 487 (37Cl) [M(free base)+H].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547691B2
Source datasetuspto-grants-2009_06
ORD IDord-5ed175d9bc4a47ceaf17361b53c013a7
Source noteuspto-grants-2009_06