Caderofloxacin lactate crystals I and II and preparation method thereof

Caderofloxacin lactate crystals I and II and preparation method thereof

The invention relates to caderofloxacin lactate crystals I and II and a preparation method thereof. An X-ray diffraction peak in an X-ray diffraction figure of the caderofloxacin lactate crystal I occurs when 2theta are equal to 4.50 degrees as well as 12.30 +-0.20 degrees; and an X-ray diffraction...

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Bibliographische Detailangaben
Hauptverfasser: HUANG YUHONG, MA JIE, YANG HUAI, LI GUOFENG, ZHAO YUXIN, JING SHIYUN, ZHOU DALI, LIU LISHAN, LI YUJUAN, YANG YANG, YANG SONG
Format: Patent
Sprache:chi ; eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The invention relates to caderofloxacin lactate crystals I and II and a preparation method thereof. An X-ray diffraction peak in an X-ray diffraction figure of the caderofloxacin lactate crystal I occurs when 2theta are equal to 4.50 degrees as well as 12.30 +-0.20 degrees; and an X-ray diffraction peak in an X-ray diffraction figure of the caderofloxacin lactate crystal II occurs when 2theta areequal to 5.6 degrees, 10.2 degrees, 10.7 degrees and 11.2+-0.2 degrees.