专利名称：4-substituted anthracyclinones and their
preparation
发明人：Walter Cabri,Silvia De Bernardinis,Franco
Francalanci,Sergio Penco
申请号：US07/646594申请日：19910125公开号：US05218130A公开日：19930608
摘要：4-substituted anthracyclinones of formula (I) ##STR1## wherein R represents ahydrogen atom or a straight or branched alkyl, alkenyl or alkynyl group having from 1 to10 carbon atoms, are intermediates in the preparation of antitumor anthracyclineglycosides of formula (IX): ##STR2## wherein R is as defined above and R.sub.1 is ahydrogen atom or a hydroxy group, and pharmaceutically acceptable salts thereof.
申请人：FARMITALIA CARLO ERBA S R L
代理机构：Oblon, Spivak, McClelland, Maier & Neustadt
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