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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1749348Generated: October 27, 2026

4-Amino-3,5-dimethylisoxazole → 4-Bromo-2,6-dichloro-N-(3,5-dimethyl-isoxazol-4-yl)-benzenesulfonamide

https://huagongshe.com/reaction/1749348

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Amino-3,5-dimethylisoxazoleHCID 182040—
Reactant4-Bromo-2,6-dichlorobenzene-1-sulfonyl chlorideHCID 2737466—
SolventPyridineHCID 1049—
Product4-Bromo-2,6-dichloro-N-(3,5-dimethyl-isoxazol-4-yl)-benzenesulfonamideHCID 6718434349%

Reaction Steps

Prepared from 4-bromo-2,6-dichlorobenzenesulfonyl chloride (1.00 g, 3.19 mmol) and 4-amino-3,5-dimethylisoxazole (0.346 g, 3.1 mmol) in pyridine (6 ml) according to the method of intermediate 1, to give the title compound as a tan solid (606 mg, 1.51 mmol, 49%). δH (CDCl3, 300K) 7.70 (2H, s), 6.66 (1H, s), 2.23 (3H, s), 2.05 (3H, s). m/z (ES+, 70V) 400.9 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09156811B2
Source datasetuspto-grants-2015_10
ORD IDord-c777829978e64d26820217bfe95f2f9f
Source noteuspto-grants-2015_10