abstract |
A crystalline free base of 4'- {2-ethoxy-4-ethyl-5 - [((S) -2-mercapto-4-methylpentanoylamino) methyl] imidazol-1- ylmethyl} -3'-fluorobiphenyl-2- carboxylic, characterized by a standard pattern of x-ray diffraction, of the powdered matter, comprising diffraction peaks, at values 2, of 6.66 ± 0.20, 9.8 ± 0.20, and 18.12 ± 0.20. |