Title of article :
A new route to silyl-substituted cyclobutenones and silylketenes
Author/Authors :
Benda، نويسنده , , Konstantin and Knoth، نويسنده , , Tanja and Danheiser، نويسنده , , Rick L. and Schaumann، نويسنده , , Ernst، نويسنده ,
Issue Information :
هفته نامه با شماره پیاپی سال 2011
Abstract :
2-Silyl-cyclobutene(di)ones are obtained by an addition/substitution approach on dimethyl squarate using silyl anions. The acetal and in particular the thioacetal derivatives readily undergo electrocyclic ring opening to reactive silyl(vinyl)ketenes.
Keywords :
cyclobutenones , Silyl anions , Silylketenes , cyclopentenones , Cycloaddition reactions
Journal title :
Tetrahedron Letters
Journal title :
Tetrahedron Letters
