頁籤選單縮合
題 名 | An Improved Oxidative Cleavage Method for Large Scale Preparation of Some Acid-labile Aglycones from Glycosides |
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作 者 | 王鵬豪; 周聖杰; 陳文娟; 李水盛; | 書刊名 | Journal of the Chinese Chemical Society |
卷 期 | 49:1 2002.02[民91.02] |
頁 次 | 頁103-106 |
分類號 | 346.2 |
關鍵詞 | Acid labile aglycones; Cycloastragenol; Jujubogenin; Oxidative cleavage; Strongly basic and anhydrous conditions; Large-scale preparation; |
語 文 | 英文(English) |
英文摘要 | A practical method for large-scale preparation of acid-labile aglycones including protopanaxadiol, protopanaxatriol, cycloastragenol, and jujubogenin from the corresponding glycoside containing fraction was developed. The key point of this improved method is to generate and maintain the critical reaction conditions, anhydrous and strongly basic, in situ. This effort over comes the weakness of the reported method for oxidative cleavage of glycones and scales up the preparation of these acid-labile aglycones for further studies. |
本系統中英文摘要資訊取自各篇刊載內容。