Crystal form of besipirdine chlorhydrate (Form I) corresponding to the Formula (A) below: the aforementioned form being characterized at least by one of the following physico-chemical properties: a) In FTIR, it displays at least the following absorption bands of the infrared spectrum: 778, 1198, 1121, but not the following absorption bands of the infrared spectrum: 3395, 1583, 732, the aforementioned bands being expressed in cm
−1
at ±5 cm
−1
; b) In PXRD, it shows at least the following reflections, which are the most intense ones but whose intensity hereafter is given for information only: Formula (II) c) In DSC, it displays at least an endothermic peak at 187.3±2.0° C. using 5° C./min scanning conditions, and a fusion enthalpy ΔH of 130.4±2.0 J/g. The invention also relates to the processes used for the preparation of form I as well as its applications in urology.
Besipirdine chlorhydrate的晶体形态(I型)对应于下面的公式(A):上述形式至少具有以下物理
化学特性之一:a)在FTIR中,它显示出红外光谱的至少以下吸收带:778、1198、1121,但不包括以下吸收带:3395、1583、732,上述带子以±5 cm-1表达;b)在PXRD中,它至少显示出以下反射,这些反射是最强烈的,但其强度仅供参考:公式(II)c)在
DSC中,它至少显示出一个在187.3±2.0℃下的吸热峰,使用5℃/min扫描条件,并具有130.4±2.0 J/g的熔融焓ΔH。本发明还涉及用于制备I型的过程以及其在泌尿学中的应用。