The molecule is a phosphoglycerate obtained by deprotonation of the carboxy group and one of the phosphate OH groups of 3-phosphoglyceric acid. It is a phosphoglycerate and a 3-phosphoglycerate. It is a conjugate base of a 3-phosphoglyceric acid. It is a conjugate acid of a 3-phosphoglycerate(3-).
2-hydroxy-3-[hydroxy(oxido)phosphoryl]oxypropanoate