1,6-Dihydro-3(2H)-pyridinones. IV. Synthesis of (.+-.)-tabersonine and (.+-.)-cleavamine via a common intermediate, ethyl 3-ethyl-3-hydroxy-1,2,3,6-tetrahydropyridine-1-carboxylate.
1,6-Dihydro-3(2H)-pyridinones. IV. Synthesis of (.+-.)-tabersonine and (.+-.)-cleavamine via a common intermediate, ethyl 3-ethyl-3-hydroxy-1,2,3,6-tetrahydropyridine-1-carboxylate.