 2-Oxazolidinone

2-Oxazolidinone is the five-membered cyclic carbamate with ring path $\mathrm{O}-\mathrm{C}(\mathrm{O})-\mathrm{NH}-\mathrm{C}{\mathrm{H}}_2-\mathrm{C}{\mathrm{H}}_2$. Electrophilic activation of its carbonyl oxygen can generate an imidoyl-type electrophile.