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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 29566Generated: October 25, 2026

4-(1,3-Oxazol-5-yl)benzenesulphonyl chloride → N-[4-Chloro-2-(2-methyl-pyridine-4-carbonyl)phenyl]-4-oxazol-5-yl-benzenesulfonamide

https://huagongshe.com/reaction/29566

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(1,3-Oxazol-5-yl)benzenesulphonyl chlorideHCID 2776415—
Reactant(2-Amino-5-chloro-phenyl)-(2-methyl-pyridin-4-yl)-methanoneHCID 22327293—
ProductN-[4-Chloro-2-(2-methyl-pyridine-4-carbonyl)phenyl]-4-oxazol-5-yl-benzenesulfonamideHCID 10321702—

Reaction Steps

The title compound was prepared according to the general procedure for the synthesis of N-Aryl-benzenesulfonamides previously described using 123 mg of (2-Amino-5-chloro-phenyl)-(2-methyl-pyridin-4-yl)-methanone and 122 mg of 4-oxazol-5-yl-benzenesulfonyl chloride. 1H-NMR (400 MHz, CDCl3): δ 2.78 (s, 3H), 7.29 (d,1H, J=2.8 Hz), 7.45 (m, 2H), 7.48 (s,1H), 7.55 (dd,1H, J=9.2 Hz, 2.8 Hz)), 7.67 (m, 3H), 7.83 (d, 2H, J=8.4 Hz), 8.03 (s,1H), 8.81 (d, 1H, J=5.6 Hz), 10.10 (s, 1H). MS: m/z454.9 (M++1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07420055B2
Source datasetuspto-grants-2008_09
ORD IDord-c43d67a0d52e4ebf8b7993002a49b695
Source noteuspto-grants-2008_09