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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1992467Generated: October 25, 2026

2-Propanesulfonyl chloride → [5-(4-Isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-[4-(propane-2-sulfonyl)-piperazin-1-yl]-methanone

https://huagongshe.com/reaction/1992467

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Propanesulfonyl chlorideHCID 82408—
Reactanttert-Butyl piperazine-1-carboxylateHCID 143452—
Reactant1-(Isopropylsulfonyl)piperazineHCID 22562851—
Reactant[5-(4-Isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-(4-methanesulfonyl-piperazin-1-yl)-methanoneHCID 68538245—
Product[5-(4-Isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-[4-(propane-2-sulfonyl)-piperazin-1-yl]-methanoneHCID 6853411587%

Reaction Steps

The title compound was synthesized in analogy to example 1, from 5-(4-isopropyl-piperazine-1-carbonyl)-1H-indole-2-carboxylic acid hydrochloride (example 1, intermediate b) and 1-(1-methylethylsulfonyl)piperazine (prepared in analogy to WO2003064413 using isopropylsulfonyl chloride and tert-butyl 1-piperazinecarboxylate) to afford the desired product as a light-brown solid (87%). MS (ISP): 490.3 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07648979B2
Source datasetuspto-grants-2010_01
ORD IDord-ccd7b355e89e409f937b6791ba6e6967
Source noteuspto-grants-2010_01