4-Bromo-2,6-dichlorobenzene-1-sulfonyl chloride → HCID 47183721, compound

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Reaction Steps

Prepared from 4-bromo-2,6-dichlorobenzenesulfonyl chloride (500 mg, 1.54 mmol) and 4-amino-1-methyl-1H-pyrazole (206 mg, 1.54 mmol) in pyridine (3 ml) according to the method of intermediate 1, to give the title compound as a white solid (496 mg, 1.29 mmol, 84%). δH (D-6 DMSO, 300K) 7.64 (2H, s), 7.45 (1H, s), 7.18 (1H, s), 7.01 (1H, s), 3.85 (3H, s). m/z (ES+, 70V) 385.9 (MH+).

Provenance & Evidence