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Home › PROCESS FOR PREPARING 17&agr;-ACETOXY-11&bgr;-[4-N,N(DIMETHYLAMINO)PHENYL]-21-METHOXY-19-NORPREGNA-4,9-DIENE-3,20-DIONE, INTERMEDIATES USEFUL IN THE PROCESS , AND PROCESSES FOR PREPARING SUCH INTERMEDIATES

PROCESS FOR PREPARING 17&agr;-ACETOXY-11&bgr;-[4-N,N(DIMETHYLAMINO)PHENYL]-21-METHOXY-19-NORPREGNA-4,9-DIENE-3,20-DIONE, INTERMEDIATES USEFUL IN THE PROCESS , AND PROCESSES FOR PREPARING SUCH INTERMEDIATES

US Patent 6768014 · Granted Jul 27, 2004

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