The molecule is an organophosphate oxoanion obtained by deprotonation of the carboxy and phosphate OH groups of (R)-3,5-bisphosphomevalonic acid; major species at pH 7.3. It is an organophosphate oxoanion and a monocarboxylic acid anion. It is a conjugate base of a (R)-3,5-bisphosphomevalonic acid.
(3R)-3-methyl-3,5-diphosphonatooxypentanoate