CrCl2-promoted stereospecific and stereoselective alkyl- and silylcyclopropanation of α,β-unsaturated amides

1. Concellón, J.M.
2. Rodríguez-Solla, H.
3. Méjica, C.
4. Blanco, E.G.
5. García-Granda, S.
6. Díaz, M.R.