4-Bromo-3-methylisoxazol-5-amine → HCID 22998482, compound

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Reaction Steps

N-(4-bromo-3-methyl-5-isoxazolyl)-5-(2-methyl-5-furyl)thiophene-2-sulfonamide was prepared in the same manner as described in Example 2. Reaction of 2-(2-methyl-5-furyl)thiophene-5-sulfonyl chloride (55 mg, 0.21 mmol) with 5-amino-4-bromo-3-methylisoxazole (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