Authors: Huw M.L. Davies, Zhi-Qiang Peng, Jeffrey H. Houser
Tetrahedron Lett.,
1994, 48, 8939-8942
Rhodium(II) (S)-(N-p(tertbutyl)phenylsulfonyl)prolinate catalyzed decomposition of vinyldiazomethanes in the presence of dienes results in a tandem cyclopropanation/Cope rearrangement, leading to a general and enantioselective approach for the construction of seven-membered carbocycles.