1.0 2010-04-08 22:10:39 UTC 2025-11-18 23:43:35 UTC FDB013329 Magnesium silicate (Mg2SiO4) Anticaking and coating agent Dimagnesium silicate E553a Magnesium orthosilicate Magnesium silicate? Mg2SiO4 Mg2O4Si 140.693 139.926668817 dimagnesium(2+) ion silicate dimagnesium(2+) ion orthosilicate 10034-94-3 [Mg++].[Mg++].[O-][Si]([O-])([O-])[O-] InChI=1S/2Mg.O4Si/c;;1-5(2,3)4/q2*+2;-4 HCWCAKKEBCNQJP-UHFFFAOYSA-N belongs to the class of inorganic compounds known as alkaline earth metal silicates. These are inorganic compounds in which the largest oxoanion is silicate, and in which the heaviest atom not in an oxoanion is an alkaline earth metal. Alkaline earth metal silicates Inorganic compounds Mixed metal/non-metal compounds Alkaline earth metal oxoanionic compounds Alkaline earth metal silicates Inorganic oxides Inorganic salts Metalloid salts Miscellaneous silicates Alkaline earth metal silicate Inorganic metalloid salt Inorganic oxide Inorganic salt Silicate melting_point Mp 1910° logp -2.6 ChemAxon pka_strongest_acidic 9.82 ChemAxon pka_strongest_basic -4.8 ChemAxon iupac dimagnesium(2+) ion silicate ChemAxon average_mass 140.693 ChemAxon mono_mass 139.926668817 ChemAxon smiles [Mg++].[Mg++].[O-][Si]([O-])([O-])[O-] ChemAxon formula Mg2O4Si ChemAxon inchi InChI=1S/2Mg.O4Si/c;;1-5(2,3)4/q2*+2;-4 ChemAxon inchikey HCWCAKKEBCNQJP-UHFFFAOYSA-N ChemAxon polar_surface_area 92.24 ChemAxon refractivity 5.77 ChemAxon polarizability 5.14 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 4 ChemAxon donor_count 0 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon