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Polymorphic forms of the sodium salt of 4-tert-butyl-N-[4-CHLOR0-2-(1-oxy-pyridine-4-carbonyl)-phenyl]-benzenesulfonamide

  • US 9,464,054 B2
  • Filed: 08/12/2015
  • Issued: 10/11/2016
  • Est. Priority Date: 07/22/2011
  • Status: Active Grant
First Claim
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1. A crystalline form of a sodium salt of 4-tert-butyl-N[4-chloro-2-(1-oxy-pyridine-4-carbonyl)-phenyl]-benzenesulfonamide, wherein the crystalline form is characterized by an X-ray powder diffraction pattern comprising diffraction angles, when measured using Cu Kα

  • radiation, at about 4.5, 9.1, 18.2, and 19.9 °



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