Glycine N-carboxyanhydride
Glycine N-carboxyanhydride is an organic compound with the formula HNCH(CO)2O. A colorless solid, it is the product of the phosgenation of glycine. Glycine N-carboxyanhydride is the simplest member of the amino acid N-carboxyanhydrides. It is also the parent of the 2,5-oxazolidinedione family of heterocycles. Other derivatives
2,5-Oxazolidinediones can also be prepared from Schiff base derivatives of amino acids. See also
2,4-Oxazolidinedione, parent ring found in a variety anticonvulsant drugs. References

Oxazolidinediones