title: Synthetic approaches to adriamycin. 2. Degradation of daunorubicin to a nonasymmetric tetracyclic ketone and refunctionalization of the A ring to adriamycin.
mesh_terms: D003630:Daunorubicin; D004317:Doxorubicin / Q000138:chemical synthesis*; D007659:Ketones; D008722:Methods; D009279:Naphthacenes
chemical_list: D007659:Ketones; D009279:Naphthacenes; D004317:Doxorubicin; D003630:Daunorubicin