beta-Lactam-4-ylidenes, generated by thermolysis of easily accessible spiro-fused beta-lactam oxadiazolines, are trapped in typical intramolecular and intermolecular carbene reactions.
beta-Lactam-4-ylidenes, generated by thermolysis of easily accessible spiro-fused beta-lactam oxadiazolines, are trapped in typical intramolecular and intermolecular carbene reactions.