Iminodithiocarbonates as Formaldehyde Imine Equivalents: Sequential Two Step Approach to 4-Unsubstituted β-Lactams through Chromium(0) Carbene Photocycloaddition-Nickel Boride Desulfurization

1. Alcaide, B.
2. Casarrubios, L.
3. Domínguez, G.
4. Sierra, M.A.