1.0 2010-04-08 22:08:23 UTC 2025-11-18 23:14:59 UTC FDB009055 Calcium hexametaphosphate It is used as a food additive . Metaphosphoric Acid (h6p6o18), Calcium Salt Metaphosphoric acid, (H6P6O18), calcium salt Ca3O18P6 594.066 593.638805733 tricalcium hexaoxocyclohexaphosphoxane-2,4,6,8,10,12-hexakis(olate) tricalcium hexaoxocyclohexaphosphoxane-2,4,6,8,10,12-hexakis(olate) 10102-76-8 [Ca++].[Ca++].[Ca++].[O-]P1(=O)OP([O-])(=O)OP([O-])(=O)OP([O-])(=O)OP([O-])(=O)OP([O-])(=O)O1 InChI=1S/3Ca.H6O18P6/c;;;1-19(2)13-20(3,4)15-22(7,8)17-24(11,12)18-23(9,10)16-21(5,6)14-19/h;;;(H,1,2)(H,3,4)(H,5,6)(H,7,8)(H,9,10)(H,11,12)/q3*+2;/p-6 KRSIWAJXDVVKLZ-UHFFFAOYSA-H belongs to the class of inorganic compounds known as alkaline earth metal phosphates. These are inorganic compounds in which the largest oxoanion is phosphate, and in which the heaviest atom not in an oxoanion is an alkaline earth metal. Alkaline earth metal phosphates Inorganic compounds Mixed metal/non-metal compounds Alkaline earth metal oxoanionic compounds Alkaline earth metal phosphates Inorganic calcium salts Inorganic oxides Alkaline earth metal phosphate Inorganic calcium salt Inorganic oxide Inorganic salt logp -2.5 ChemAxon pka_strongest_acidic 0.097 ChemAxon iupac tricalcium hexaoxocyclohexaphosphoxane-2,4,6,8,10,12-hexakis(olate) ChemAxon average_mass 594.066 ChemAxon mono_mass 593.638805733 ChemAxon smiles [Ca++].[Ca++].[Ca++].[O-]P1(=O)OP([O-])(=O)OP([O-])(=O)OP([O-])(=O)OP([O-])(=O)OP([O-])(=O)O1 ChemAxon formula Ca3O18P6 ChemAxon inchi InChI=1S/3Ca.H6O18P6/c;;;1-19(2)13-20(3,4)15-22(7,8)17-24(11,12)18-23(9,10)16-21(5,6)14-19/h;;;(H,1,2)(H,3,4)(H,5,6)(H,7,8)(H,9,10)(H,11,12)/q3*+2;/p-6 ChemAxon inchikey KRSIWAJXDVVKLZ-UHFFFAOYSA-H ChemAxon polar_surface_area 296.16 ChemAxon refractivity 58.51 ChemAxon polarizability 24.48 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 12 ChemAxon donor_count 0 ChemAxon physiological_charge -6 ChemAxon formal_charge 0 ChemAxon Specdb::MsMs 1221355 Specdb::MsMs 1221356 Specdb::MsMs 1221357