1.0 2010-04-08 22:11:49 UTC 2025-11-19 00:54:38 UTC FDB015387 Disodium tetraborate Listed in the EAFUS Food Additive Database (Jan. 2001) but with no reported use 4-n-Octylbenzoic acid 4-octylbenzoic Acid Anhydrous borax Antipyoninum Benzoic acid, 4-octyl- Benzoic acid, p-octyl- Borates, tetra, sodium salts, anhydrous Borates, tetrasodium salts, anhydrous Borax (B4Na2O7), 10CI Borax glass Borax, anhydrous Borax, dehydrated Borax, fused Boric acid (H2B4O7) , disodium salt Boric acid (H2B4O7) , sodium salt Boric acid (H2B4O7), disodium salt Boric acid, disodium salt Boric acid, disodium salt, 8CI Boron sodium oxide Boron sodium oxide (B4Na2O7) Boron sodium oxide (B4Na2O7), 10CI Dehybor Disodium tetraborate Disodium tetraborate, anhydrous Fused borax Fused sodium borate P-n-octyl benzoic acid P-octylbenzoic acid Para-octylbenzoic acid Rasorite 65 Sodium biborate Sodium borate Sodium borate anhydrous Sodium borate, anhydrous Sodium boron oxide Sodium pyroborate Sodium tetraborate (Na2B4O7) Solubor B4Na2O7 201.219 201.981163568 disodium oxoboranyl [(oxoboranyl boronato)oxy]boronate disodium oxoboranyl (oxoboranyl boronato)oxyboronate 1330-43-4 [Na+].[Na+].[O-]B(OB=O)OB([O-])OB=O InChI=1S/B4O7.2Na/c5-1-9-3(7)11-4(8)10-2-6;;/q-2;2*+1 RPAYJVFLNVKVRS-UHFFFAOYSA-N belongs to the class of inorganic compounds known as alkali metal borates. These are inorganic compounds in which the largest oxoanion is borate, and in which the heaviest atom not in an oxoanion is an alkali metal. Alkali metal borates Inorganic compounds Mixed metal/non-metal compounds Alkali metal oxoanionic compounds Alkali metal borates Inorganic oxides Inorganic sodium salts Metalloid salts Miscellaneous borates Alkali metal borate Borate Inorganic metalloid salt Inorganic oxide Inorganic salt Inorganic sodium salt melting_point Mp 663° (g-form) logp 3.44 ChemAxon pka_strongest_acidic 8.19 ChemAxon pka_strongest_basic -5.4 ChemAxon iupac disodium oxoboranyl [(oxoboranyl boronato)oxy]boronate ChemAxon average_mass 201.219 ChemAxon mono_mass 201.981163568 ChemAxon smiles [Na+].[Na+].[O-]B(OB=O)OB([O-])OB=O ChemAxon formula B4Na2O7 ChemAxon inchi InChI=1S/B4O7.2Na/c5-1-9-3(7)11-4(8)10-2-6;;/q-2;2*+1 ChemAxon inchikey RPAYJVFLNVKVRS-UHFFFAOYSA-N ChemAxon polar_surface_area 107.95 ChemAxon refractivity 9.82 ChemAxon polarizability 12.42 ChemAxon rotatable_bond_count 6 ChemAxon acceptor_count 5 ChemAxon donor_count 0 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::MsMs 1314502 Specdb::MsMs 1314503 Specdb::MsMs 1314504 38892