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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986279Generated: October 31, 2026

2-[5-Fluoro-2-(3-piperidin-4-ylpropylamino)-pyrimidin-4-yl]-benzo[b]thiophene-4-carboxylic acid cyclopropylamide → 2-{5-Chloro-2-[3-(1-methyl-piperidin-4-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamide di-hydrochloride

https://huagongshe.com/reaction/1986279

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-[5-Fluoro-2-(3-piperidin-4-ylpropylamino)-pyrimidin-4-yl]-benzo[b]thiophene-4-carboxylic acid cyclopropylamideHCID 68856352—
Reactant2-{5-Fluoro-2-[3-(1-methylpiperidin-4-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide di-hydrochlorideHCID 68857354—
Reactant2-(2,5-Dichloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid methylamideHCID 86625382—
Product2-{5-Chloro-2-[3-(1-methyl-piperidin-4-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamide di-hydrochlorideHCID 68909569—

Reaction Steps

Using the methods of 2-[5-fluoro-2-(3-piperidin-4-ylpropylamino)-pyrimidin-4-yl]-benzo[b]thiophene-4-carboxylic acid cyclopropylamide and 2-{5-fluoro-2-[3-(1-methylpiperidin-4-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid cyclopropylamide di-hydrochloride, the title compound is synthesized from 2-(2,5-dichloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid methylamide and isolated as a yellow solid. ES+(m/z) 458 (35Cl) and 460 (37Cl) [M(free base)+H].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547691B2
Source datasetuspto-grants-2009_06
ORD IDord-43dba17042944bbabdc56da15589fef1
Source noteuspto-grants-2009_06