 2-Oxazoline

A 2-Oxazoline has the five-membered ring $\mathrm{O}-\mathrm{C}=\mathrm{N}-\mathrm{C}{\mathrm{H}}_2-\mathrm{C}{\mathrm{H}}_2$. A substituent at its imine carbon can be introduced by aromatic capture of an activated cyclic carbamate.