801299-69-4Relevant articles and documents
Specific synthesis of 1,2- and 1,3-dialkylidenecycloheptanes by [3+2+2] cyclization of alkenyl Fischer carbene complexes and allenes
Barluenga, Jose,Vicente, Ruben,Barrio, Pablo,Lopez, Luis A.,Tomas, Miguel,Borge, Javier
, p. 14354 - 14355 (2004)
The 1,2- and 1,3-dialkylidenecycloheptane rings are specifically assembled from chromium alkenyl Fischer carbene complexes and allenes via [3+2+2] cyclization reactions. The former cycloadducts are obtained when the cyclization is performed in the presenc