Patent ID: 8440709

Claim:
A form of 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[(trifluoromethyl)sulfinyl]-1H-pyrazole-3-carbonitrile which is crystalline polymorph Form I which exhibits at least one of the following properties: (a) an X-ray powder diffraction pattern having characteristic peaks expressed in degrees 2θ (+/−0.20°θ) at about 13.04, 16.27, 18.48, 19.65, 22.05, and 31.55; (b) an X-ray powder diffraction pattern having characteristic peaks expressed in degrees 2θ (+/−0.20°θ) at about 10.3, 11.05, 13.04, 15.93, 16.27, 18.48, 19.65, 20.34, 22.05, and 31.55, substantially as shown in FIG. 1 ; or (c) an infrared (IR) spectrum at the 3000 cm −1 range, having characteristic peaks at about 3332 and 3456 cm −1 , substantially as shown in FIG. 2 .