Diastereoselective synthesis of β-Lactam-oxindole hybrids through a three-component reaction of azetidine-2,3-diones, α-diazo-oxindoles, and alcohols catalyzed by [Rh 2(OAc) 4]

1. Alcaide, B.
2. Almendros, P.
3. Aragoncillo, C.
4. Callejo, R.
5. Ruiz, M.P.
6. Torres, M.R.