Ring-fused cyclobutanes via cycloisomerization of alkylidenecyclopropane acylsilanes
A novel Lewis acid-catalyzed cycloisomerization of alkylidenecyclopropane acylsilanes is disclosed that involves tandem Prins addition/ring expansion/1,2-silyl shift to grant access to bicyclo[4.2.0]octanes and bicyclo[3.2.0]heptanes.
1975 ◽
Vol 16
(35)
◽
pp. 3031-3034
◽
Keyword(s):
Keyword(s):
Keyword(s):
2009 ◽
Vol 48
(33)
◽
pp. 6093-6096
◽
Keyword(s):