Selvakumar, K; Vaithiyanathan, V; Shanmugam, P
(Royal Society of Chemistry, 2010)
The chemistry phosphorus and sulfur ylides have been exploited for a facile, short and efficient synthesis of 3-spirocyclopentene- and 3-spiropyrazole-2-oxindoles from E- and Z-isomers of bromo derivatives of Morita-Baylis-Hillman ...