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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 240944Generated: October 30, 2026

Dimethyl-1,3-thiazole-5-sulfonyl chloride → N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)phenyl)-2,4-dimethylthiazole-5-sulfonamide

https://huagongshe.com/reaction/240944

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl-1,3-thiazole-5-sulfonyl chlorideHCID 2776248—
Reactant5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene-1,2-diamineHCID 59386306—
ProductN-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)phenyl)-2,4-dimethylthiazole-5-sulfonamideHCID 53492427—

Reaction Steps

According to the general procedure B, 5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene-1,2-diamine (0.182 mmol) was reacted with 2,4-dimethylthiazole-5-sulfonyl chloride (0.5 mmol) to obtain N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)phenyl)-2,4-dimethylthiazole-5-sulfonamide. 1H NMR (300 MHz, CDCl3)) δ 23 (s, 3H), 2.6 (s, 3H), 5.7 (s, 1H), 5.9 (dt, 1H), 7.1 (q, 1H), 7.2 (d, 1H), 7.3 (m, 1H), 7.4 (d, 1H), 7.4 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08648116B2
Source datasetuspto-grants-2014_02
ORD IDord-ac557a366034446fbb29f5b1d86925e9
Source noteuspto-grants-2014_02