4-Bromo-3-methylisoxazol-5-amine → HCID 54522885, compound

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Reaction Steps

N-(4-bromo-3-methyl-5-isoxazolyl)-5-(2-methyl-furanyl)thiophene-2-sulfonamide was prepared in the same manner as described in Example 2. Reaction of 2-(2-methylfuranyl)thiophene-5-sulfonyl chloride (55 mg, 0.21 mmol) with 5-amino-4-bromo-3-methyl isoxazole (41 mg, 0.21 mmol), after purification by column chromatography using 10% MeOH/CHCl3, gave 45 mg of the pure sulfonamide as a brown semisolid, 54% yield, m.p. 123-124° C.

Provenance & Evidence