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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 346733Generated: October 30, 2026

2,4-Difluorobenzenesulfonyl Chloride → HCID 10207636, compound

https://huagongshe.com/reaction/346733

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-Difluorobenzenesulfonyl ChlorideHCID 2734273—
ReactantN-(2-amino-5-(4-boc-1-piperazinyl)-phenyl)-benzenesulfonamideHCID 22272479—
ProductHCID 10207636HCID 10207636—

Reaction Steps

2,4-Difluoro-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl] benzenesulfonamide was synthesized from N-{2-amino-5-(4-t-butyloxycarbonyl-piperazinyl)-phenyl}benzenesulfonamide and 2,4-difluorobenzenesulfonylchloride (94 mg, 0.455 mmol) according to general method 3 to give before Boc-deprotection 160 mg of a purple solid. MS (posES-FIA) m/z=Found: 509.1; Calcd 509.11; 1H-NMR δ 77.71–7.46 (m, 6H), 7.25–7.17 (m, 1H), 7.03–6.96 (m, 2H), 6.72 (dd, 1H), 6.44 (d, 1H), 3.20–3.16 (m, 8H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07173035B2
Source datasetuspto-grants-2007_02
ORD IDord-5297bf5ce1ad451592ea2a8cdb3f1b02
Source noteuspto-grants-2007_02