摘要 |
<p>Amino-3-cardenolide derivatives represented by the general formula (I) <IMAGE> (I) wherein n and m, which may be the same or different, each represents an integer from 0 to 4; R1, R2, R4, R5 and R6, which may be the same or different, each represents a hydrogen atom or a hydroxy, alkoxy or acyloxy group; R3 represents a lower alkyl, aldehyde, haloalkyl, hydroxyalkyl, acyloxyalkyl, or ethylenedioxyalkyl group; R7 represents a hydrogen atom or an alkyl group; R8 represents a hydrogen atom or an alkyl, acyl, alkyloxycarbonyl or aralkoxycarbonyl group; R9 represents a hydrogen atom or an alkyl group; R8 and R9 can combine and form with the nitrogen atom a heterocyclic ring; R10 represents a hydroxy, alkoxy or aralkoxy group, an amino residue of amino acid or of an oligo-peptide, useful especially for the treatment of cardiac ailments.</p> |