Purification method of alpha-arbutin

The invention discloses a purification method of alpha-arbutin. The alpha-arbutin which has zero hydroquinone residues is obtained at high yield and is prepared by adopting purified water to dissolve,using ethanol to change system polarity, extracting residual hydroquinone with ethyl acetate or meth...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XIANG MAOGONG, SUN YUNXING, YIN XIAOWEI, TIAN HONGGUO, WANG PENGTIAN, ZHANG JIANYONG, XING SHIJIE, WANG XINZHI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY DERIVATIVES THEREOF METALLURGY NUCLEIC ACIDS NUCLEOSIDES NUCLEOTIDES ORGANIC CHEMISTRY SUGARS
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