摘要 |
The present invention relates to esters of 3-demethylthiocolchicine and N-acyl analogs thereof having the following formula: <IMG> wherein R is O-CO-alkyl, O-CO-CH2Oalkyl, O-CO-Phenyl, O-COOalkyl; the alkyl group having from 1 to 4 carbon atoms and the Ac group representing acetyl and its higher homologs, benzoyl, alkoxyacetyl, or haloacetyl. The invention further relates to processes for preparing these ester compounds, pharmaceutical compositions thereof and methods for treating diseases such as gout, Mediterranean fever and liver disorders.
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