Novel intermediates for the synthesis of carbocyclic spiro compounds
Cyclic dienaminones, synthesized from the α-carbon elongation reaction of cyclic ketones with vinamidinium salts, are useful synthetic intermediates to carbocyclic spiro compounds. © 1984.
Nair, Vasu, and Tamera S. Jahnke. "Novel intermediates for the synthesis of carbocyclic spiro compounds." Tetrahedron letters 25, no. 33 (1984): 3547-3550.