Patent ID: 9133124
Filing Date: 2015-09-15
Classification: A61P,C07D

Abstract:
1. A crystalline form of anhydrous sodium salt of 4-tert-butyl-N-[4-chloro-2-(1-oxy-pyridine-4-carbonyl)-phenyl]-benzenesulfonamide is characterized by an X-ray powder diffraction pattern comprising at least three diffraction angles, when measured using Cu K α radiation, selected from the group consisting of: 4.7, 9.1, 12.0, 14.2, 17.7, 18.1, 19.2, 19.8, 20.1, 21.3, 22.5, 24.3, 27.0, 27.2, 27.7, 28.6, 28.8, 29.0, 30.1, 31.6, 33.5, 33.6, and 37.6 degrees 2θ±0.2 degrees 2θ.