| abstract |
A crystalline form of the sodium salt of (4- {4- [5- (6-trifluoromethyl-pyridin-3-ylamino) -pyridin-2-yl] -phenyl} -cyclohexyl) -acetic acid of the formula (II) ** Formula ** that remains dry at 25 ° C and in a relative humidity that varies from 0% to 70%, and that is in the form of Modification N or O, where Modification N is characterized by a pattern of X-ray powder diffraction comprising four or more values of 2θ (± 0.1 degree) (CuKα λ> = 1.5418 Å) selected from the group consisting of 6.2, 8.3, 16.6, 19.6, 21.2, 25.0 and 29.4, at a temperature of approximately 22 ° C, and Modification O is characterized by a powder X-ray diffraction pattern comprising four or more values of 2θ ( ± 0.1 degree) (CuKα λ> = 1.5418 Å) selected from the group consisting of 4.3, 8.7, 15.2, 17.8, 18.5, 19.1 and 19.6 , at a temperature of approximately 22 ° C. |