Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 29557Generated: October 25, 2026

4-Methanesulfonylbenzene-1-sulfonyl chloride → N-[4-Chloro-2-(pyridine-4-carbonyl)-phenyl]4-methanesulfonyl-benzenesulfonamide

https://huagongshe.com/reaction/29557

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Methanesulfonylbenzene-1-sulfonyl chlorideHCID 2735182—
Reactant(2-Amino-5-chlorophenyl)-pyridin-4-yl methanoneHCID 10214538—
ProductN-[4-Chloro-2-(pyridine-4-carbonyl)-phenyl]4-methanesulfonyl-benzenesulfonamideHCID 10433936—

Reaction Steps

The title compound was prepared according to the general procedure for the synthesis of N-Aryl-benzenesulfonamides previously described using 116 mg of (2-amino-5-chloro-phenyl)-pyridin-4-yl-methanone and 127 mg of 4-methanesulfonyl-benzenesulfonyl chloride. 1H-NMR (400 MHz, CDCl3): δ 3.06 (s, 3H), 7.31 (d, 1H, J=2.0 Hz), 7.45 (m, 2H), 7.58 (dd, 1H, J=8.8 Hz, 2.8 Hz), 7.99 (b, 4H), 8.88 (dd, 2H, J=4.8 Hz, 1.6 Hz), 10.29 (b,1H). MS: m/z 451.9 (M++1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07420055B2
Source datasetuspto-grants-2008_09
ORD IDord-a94fff788a0342918ece9096b6809731
Source noteuspto-grants-2008_09