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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986319Generated: October 30, 2026

(R)-2-{5-Chloro-2-[3-(2-methylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamide → (S)-2-{5-Methyl-2-[3-(2-methylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamide

https://huagongshe.com/reaction/1986319

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-2-{5-Chloro-2-[3-(2-methylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamideHCID 68856124—
Reactant(S)-4-(3-aminopropyl)-3-methylpiperazine-1-carboxylic acid tert-butyl esterHCID 68857410—
Reactant2-(2-Chloro-5-methylpyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid methylamideHCID 86625384—
Product(S)-2-{5-Methyl-2-[3-(2-methylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamideHCID 68909828—

Reaction Steps

Using the method of (R)-2-{5-chloro-2-[3-(2-methylpiperazin-1-yl)-propylamino]-pyrimidin-4-yl}-benzo[b]thiophene-4-carboxylic acid methylamide, the title compound is synthesized from 2-(2-chloro-5-methylpyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid methylamide and (S)-4-(3-aminopropyl)-3-methylpiperazine-1-carboxylic acid tert-butyl ester and isolated as a yellow solid. ES+(m/z) 439 [M+H].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547691B2
Source datasetuspto-grants-2009_06
ORD IDord-b0ac94eefa4b44b78d4fff53b87f7711
Source noteuspto-grants-2009_06