Crystalline clopidogrel naphthalenesulfonate hydrate, method for preparing same and pharmaceutical composition containing same

摘要

A monohydrate of a crystalline clopidogrel naphthalenesulfonate of formula (Ib) whose powder X-ray diffraction scan shows major peaks having I/I₀ values greater than 10% at 2θ = 7.6, 9.7, 10.7, 11.0, 12.1, 13.6, 14.2, 15.3, 16.6, 17.0, 18.1, 18.5, 19.8, 21.5, 22.2, 23.0, 23.5, 24.3, 24.8, 25.7, 26.4, 26.9, 27.3, 28.4, 29.0: