Ciclesonide-hydrate, and crystal form and preparation method thereof

Ciclesonide-hydrate, and crystal form and preparation method thereof

The invention provides a ciclesonide-hydrate, and a crystal form and a preparation method thereof. The ciclesonide-hydrate has a crystal form, and the X-ray powder diffraction of the ciclesonide-hydrate has characteristic peaks at diffraction angles 2theta of 5.1 DEG, 9.0 DEG, 11.2 DEG, 12.8 DEG, 15...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WANG SHULI, HAN KUNYING
Format: Patent
Sprache:chi ; eng
Schlagworte:
CHEMISTRY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
STEROIDS
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Beschreibung
Zusammenfassung:The invention provides a ciclesonide-hydrate, and a crystal form and a preparation method thereof. The ciclesonide-hydrate has a crystal form, and the X-ray powder diffraction of the ciclesonide-hydrate has characteristic peaks at diffraction angles 2theta of 5.1 DEG, 9.0 DEG, 11.2 DEG, 12.8 DEG, 15.0 DEG, 16.2 DEG, 16.9 DEG and 20.7 DEG. 环索奈德水合物及其晶型与制备方法。所述的环索奈德水合物以晶体形式存在，其X射线粉末衍射在衍射角2θ＝5.1°、9.0°、11.2°、12.8°、15.0°、16.2°、16.9°、20.7°处有特征峰。