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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 730764Generated: October 29, 2026

Piperazine → 2-Piperazin-1-yl-pyridine-3-sulfonic acid methylamide

https://huagongshe.com/reaction/730764

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
ReactantDiisopropylethylamineHCID 81531—
Reactant2-chloro-N-methylpyridine-3-sulfonamideHCID 3294054—
Product2-Piperazin-1-yl-pyridine-3-sulfonic acid methylamideHCID 67401356—

Reaction Steps

A mixture of 2-chloro-N-methyl-3-pyridinesulfonamide (1 g, 4.8 mmol, Specs), piperazine (0.43 g, 5 mmol) and N,N-diisopropylethylamine (1 mL, 5.8 mmol, Aldrich) was reacted under the conditions of Example 41a to give the title compound as a white amorphous solid. MS (ESI, pos. ion) m/z: 257 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07582761B2
Source datasetuspto-grants-2009_09
ORD IDord-f76cc9f6c9914ab18489db45e7df4c05
Source noteuspto-grants-2009_09