86682-26-0Relevant articles and documents
Photocyclization of enamides. XXXIV. A practical total synthesis of aromatic yohimboid alkaloids, oxogambirtannine and naucleficine
Naito,Kuroda,Miyata,Ninomiya
, p. 2216 - 2218 (1991)
Total synthesis of naucleficine (3a) was accomplished for the first time via an alkaloid, oxogambirtannine (3b), which was efficiently prepared by photocyclization of the o-methoxy-enamide 2b. The method is a practical one, suitable for large-scale preparation.