The molecule is a tetrahydropterin that is the O-diphospho derivative of 2-amino-4-oxo-6-hydroxymethyl-3,4,7,8-tetrahydropterin. It is a pterin phosphate and a tetrahydropterin. It contains a diphosphate group. It is a conjugate acid of a (7,8-dihydropterin-6-yl)methyl diphosphate(3-). It is a tautomer of a (2-amino-4-hydroxy-7,8-dihydropteridin-6-yl)methyl trihydrogen diphosphate.
(2-amino-4-oxo-7,8-dihydro-3H-pteridin-6-yl)methyl phosphono hydrogen phosphate