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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2237667Generated: October 31, 2026

2,5-Dimethoxybenzenesulfonyl chloride → 2,5-Dimethoxy-N-[2-[(phenylsulfonyl)amino]4-(1-piperazinyl)phenyl]benzenesulfonamide

https://huagongshe.com/reaction/2237667

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,5-Dimethoxybenzenesulfonyl chlorideHCID 137025—
ReactantN-(2-amino-5-(4-boc-1-piperazinyl)-phenyl)-benzenesulfonamideHCID 22272479—
Product2,5-Dimethoxy-N-[2-[(phenylsulfonyl)amino]4-(1-piperazinyl)phenyl]benzenesulfonamideHCID 10302090—

Reaction Steps

2,5-Dimethoxy-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide was synthesized from of N-{2-amino-5-(4-t-butyloxycarbonyl-piperazinyl)-phenyl}benzenesulfonamide and 2,5-dimethoxybenzenesulfonylchloride (57 mg, 0.239 mmol) according to general method 3 to give 60 mg of a purple solid. MS (posES-FIA) m/z=Found: 533.1; Calcd: 533.14; 1H-NMR δ 7.68-7.48 (m, 5H), 7.16-7.05 (m, 4H), 6.69 (dd, 1H), 6.42 (d, 1H), 4.03 (s, 3H), 3.69 (s, 3H), 3.26-3.10 (m, 8H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07718650B2
Source datasetuspto-grants-2010_05
ORD IDord-9d610cf9c8d447d6a01530d2b839b386
Source noteuspto-grants-2010_05