Preparation method of pregnane glycoside Paniculatoside C
The invention discloses a preparation method of pregnane glycoside C. The preparation method of pregnane glycoside C comprises the following steps: soaking crushed sedum sarmentosum with ethanol, extracting for a plurality of times to obtain an alcohol extract, adding water, suspending, extracting f...
Gespeichert in:
Hauptverfasser: | , , , , , , , |
---|---|
Format: | Patent |
Sprache: | chi ; eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | The invention discloses a preparation method of pregnane glycoside C. The preparation method of pregnane glycoside C comprises the following steps: soaking crushed sedum sarmentosum with ethanol, extracting for a plurality of times to obtain an alcohol extract, adding water, suspending, extracting for a plurality of times by sequentially adopting petroleum ether, ethyl acetate and n-butyl alcohol, filtering, concentrating, and drying to obtain the pregnane glycoside C. The preparation method of pregnane glycoside C comprises the following steps of: soaking crushed sedum sarmentosum with ethanol, thereby obtaining the pregnane glycoside C. The preparation method of pregnane glycoside C comprises the following steps: extracting for a plurality of times by adopting ethanol, ethyl acetate and n-butyl alcohol; the preparation method comprises the following steps: respectively obtaining petroleum ether layer extract, ethyl acetate layer extract and n-butyl alcohol layer extract, merging the petroleum ether layer ex |
---|