摘要 |
<p>The present invention provides a synthesis for the preparation of epothilone derivatives of formula (9) wherein R1 is methyl, and R2 has the meaning of an unsubstituted or substituted aryl, an unsubstituted or substituted heteroaryl or an unsubstituted or substituted heterocyclic radical fused to a benzene nucleus, and salts thereof, and intermediates for the synthesis of a compound of formula (9).</p> |