Practical synthesis of 16,22-diketocholesterol acetate, a precursor of anticancer saponin OSW-1, from diosgenin |
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| Authors: | Margarita A Lapitskaya Ljudmila L Vasiljeva Kasimir K Pivnitsky |
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| Institution: | a N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, 119991 Moscow, Russian Federation |
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| Abstract: | An improved method using dibromide protection of the 5,6-double bond has been developed for the synthesis of the title compound, which is a key intermediate in the synthesis of saponin OSW-1 from diosgenin. |
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