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Mitsubishi Kasei Corp
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Mitsubishi Kasei Corp
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Application filed by Mitsubishi Kasei CorpfiledCriticalMitsubishi Kasei Corp
Priority to JP11245775ApriorityCriticalpatent/JPS5840560B2/en
Publication of JPS5236658ApublicationCriticalpatent/JPS5236658A/en
Publication of JPS5840560B2publicationCriticalpatent/JPS5840560B2/en
PURPOSE: The title compound useful as the intermediates of the spironolactone of diuretics and hypotensives, is prepared from androsta-1,4-diene-3, 17-dione as a starting material.