Process for preparing high purity breviscapine B raw material medicine
A technology for preparing scutellarin and its preparation technology, which is applied in the field of raw material medicine preparation technology, can solve the problems of improving the purity of scutellarin and eliminating side effects that have not been reported, and achieves easy industrial production, reduced toxicity, and simple process steps Effect
Active Publication Date: 2006-01-04
KUNMING LONGJIN PHARMA
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Abstract
The present invention relates to pharmaceutical technology, and is especially high purity material medicine preparation process. The preparation process of high purity breviscapine B material medicine consists of the following steps: 1. setting breviscapine in some container, adding 2 times or more water, adding alkali metal phosphate to regulate pH to 4-8 for dissolving completely; 2. adding 3 times or more solvent for depositing, letting stand, filtering and washing the precipitate with solvent; and 3. shifting the precipitate to solution with 10-60 wt% of solvent, adding acid to acidify to pH 2, filtering precipitate, water washing to neutrality, and drying to obtain high purity breviscapine B material medicine.
Application Domain
Organic active ingredientsSugar derivatives
Technology Topic
SolventChemistry +6
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