posted on 1999-11-02, 00:00authored byReinhard W. Hoffmann, Thorsten Rohde, Eckart Haeberlin, Frank Schäfer
Phenalamide A2 (1b) has been synthesized for the first time. The synthesis features the homologation of aldehyde 5 to trienal 3 with the new
conjunctive reagent 6 and the formation of amide 14 with the functionalized Horner−Emmons reagent 4.