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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986229Generated: October 25, 2026

1-tert-Butyloxycarbonyl-4-(3-aminopropyl)piperazine → 2-[5-Chloro-2-(3-piperazin-1-ylpropylamino)-pyrimidin-4-yl]-benzo[b]thiophene-4-carboxylic acid cyclopropylamide tri-hydrochloride

https://huagongshe.com/reaction/1986229

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-tert-Butyloxycarbonyl-4-(3-aminopropyl)piperazineHCID 17750945—
Reactant[4-(Benzo[b]thiophen-2-yl)-pyrimidin-2-yl]-[3-(4-methylpiperazin-1-yl)-propyl]-amine tri-hydrochlorideHCID 68855962—
Reactant2-(2,5-Dichloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid cyclopropylamideHCID 86625351—
Product2-[5-Chloro-2-(3-piperazin-1-ylpropylamino)-pyrimidin-4-yl]-benzo[b]thiophene-4-carboxylic acid cyclopropylamide tri-hydrochlorideHCID 68858808—

Reaction Steps

Using the method of [4-(benzo[b]thiophen-2-yl)-pyrimidin-2-yl]-[3-(4-methylpiperazin-1-yl)-propyl]-amine tri-hydrochloride, the title compound is synthesized from 2-(2,5-dichloropyrimidin-4-yl)-benzo[b]thiophene-4-carboxylic acid cyclopropylamide and 4-(3-aminopropyl)-piperazine-1-carboxylic acid tert-butyl ester and isolated as a yellow solid (43% yield). ES+(m/z) 471 (35Cl) and 473 (37Cl) [M+H].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547691B2
Source datasetuspto-grants-2009_06
ORD IDord-9ca0ef3201844157afcb75cd78e588a6
Source noteuspto-grants-2009_06