POLYMORPHS OF N-(4-CHLORO-3-METHYL-5-ISOXAZOLYL)2- 2-METHYL-4,5-(METHYLENEDIOXY) PHENYLACETYL)THIOPHENE-3-SULFONAMIDE, SODIUM SALT

摘要

N-(4-chioro-3-methy!-5-isoxazolyl)-2-j2-methyl-4,5-(mcthylcncdioxy)phenyl- aceiyl thiophenc-3-sulfonarnidc,, sodium salt, is provided herein in the fonn of three polymorphs (Forms A, B and C). Forms A, B and C are specified by the peaks in their X-ray powder diffraction patterns, their absorption peaks in their infrared absorption spectra, their peaks in their Raman spectra and their melting points.