Title of article :
Formal [4+2] cycloaddition of cyclobutanones bearing alkyne–cobalt complex at their 3-positions
Author/Authors :
Kawano، نويسنده , , Mizuki and Kiuchi، نويسنده , , Takaaki and Matsuo، نويسنده , , Jun-ichi and Ishibashi، نويسنده , , Hiroyuki، نويسنده ,
Issue Information :
هفته نامه با شماره پیاپی سال 2012
Abstract :
Cyclobutanones bearing an alkyne–cobalt complex at their 3-positions reacted with aldehydes to give formal [4+2] cycloadducts by using tin(IV) chloride as a Lewis acid. Highly substituted tetrahydropyrone derivatives were stereoselectively prepared by this method.
Keywords :
Alkyne–cobalt complex , Tetrahydropyrone , Lewis acid , Cyclobutanone
Journal title :
Tetrahedron Letters
Journal title :
Tetrahedron Letters
