Title of article :
15-[(Z)-Phenylmethylidene]-7,14-dioxadispiro[5.1.5.2]pentadecanes: stereoselective one-pot assembly from cyclohexanones and phenylacetylene in a KOH/DMSO suspension
Author/Authors :
Schmidt، نويسنده , , Elena Yu and Zorina، نويسنده , , Nadezhda V. and Skitaltseva، نويسنده , , Elena V. and Ushakov، نويسنده , , Igor’ A. and Mikhaleva، نويسنده , , Albina I. and Trofimov، نويسنده , , Boris A.، نويسنده ,
Issue Information :
هفته نامه با شماره پیاپی سال 2011
Abstract :
Cyclohexanones react with phenylacetylene in a KOH/DMSO suspension (80 °C, 1 h) to give unexpectedly phenylmethylidene dispirocyclic ketals, 15-[(Z)-phenylmethylidene]-7,14-dioxadispiro[5.1.5.2]pentadecanes, in 16–22% yields (along with the anticipated β,γ- and α,β-ethylenic ketones).
Keywords :
cyclohexanones , phenylacetylene , 7 , Dispirocycles , Vinyl ketones , Super bases
Journal title :
Tetrahedron Letters
Journal title :
Tetrahedron Letters
