Separation and Preparation of Ginkgolic Acid ?_1 by RP-HPLC / 中成药
Chinese Traditional Patent Medicine
; (12)1992.
Article
em Zh
| WPRIM
| ID: wpr-681414
Biblioteca responsável:
WPRO
ABSTRACT
Objective:To develope a method for the separation and preparation ginkgolic acid ? 1. Methods: Ginkgolic acids were extracted by alcohol, and adsorbed by silica gel to remove most of the polar impurities. It was preparated with RP HPLC. Results: The extraction ratio of ginkgolic acid ? 1 by this extraction process was above 84%, and the purity of ginkgolic acid ? 1 reached 98%. Conclusion: This procedure is simple and relatively effective.
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Base de dados:
WPRIM
Idioma:
Zh
Revista:
Chinese Traditional Patent Medicine
Ano de publicação:
1992
Tipo de documento:
Article