108481 <common-name>Phosphonic acid, P,P'-(1-hydroxyethylidene)bis-, sodium salt (1:2)</common-name> <description>Phosphonic acid, P,P'-(1-hydroxyethylidene)bis-, sodium salt (1:2) belongs to the bisphosphonates, a subclass of organic phosphonic acids and derivatives within the organic compounds. It has the chemical formula C2H6Na2O7P2 and an average molecular weight of 249.99 g/mol. It is classified under the superclass of organic acids and derivatives.</description> <cas nil="true"/> <pubchem-id>23894</pubchem-id> <chemical-formula>C2H6Na2O7P2</chemical-formula> <weight nil="true"/> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2026-04-05T15:37:51Z</created-at> <updated-at type="dateTime">2026-04-05T15:37:51Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id nil="true"/> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles>[Na+].[Na+].CC(O)(P(O)([O-])=O)P(O)([O-])=O</moldb-smiles> <moldb-formula>C2H6Na2O7P2</moldb-formula> <moldb-inchi>InChI=1S/C2H8O7P2.2Na/c1-2(3,10(4,5)6)11(7,8)9;;/h3H,1H3,(H2,4,5,6)(H2,7,8,9);;/q;2*+1/p-2</moldb-inchi> <moldb-inchikey>GWBBVOVXJZATQQ-UHFFFAOYSA-L</moldb-inchikey> <moldb-average-mass type="decimal">249.99</moldb-average-mass> <moldb-mono-mass type="decimal">249.9384144</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp nil="true"/> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id nil="true"/> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM104374</chemdb-id> <dsstox-id>DTXSID1029671</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00075674</susdat-id> <iupac>Disodium (1-hydroxyethane-1,1-diyl)bis[hydrogen (phosphonate)]</iupac> <moldb-polar-surface-area nil="true"/> <moldb-refractivity nil="true"/> <moldb-polarizability nil="true"/> <moldb-rotatable-bond-count nil="true"/> <moldb-acceptor-count nil="true"/> <moldb-donor-count nil="true"/> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge nil="true"/> <moldb-number-of-rings nil="true"/> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> <kingdom>Organic compounds</kingdom> <superklass>Organic acids and derivatives</superklass> <klass>Organic phosphonic acids and derivatives</klass> <subklass>Bisphosphonates</subklass> <paper-count type="integer">0</paper-count> <sync-id>CED0162991</sync-id> <structure-inchikey>GWBBVOVXJZATQQ-UHFFFAOYSA-L</structure-inchikey> <structure-fingerprint>2000000000080000040080000000000000000000000000000000000000000000000000800000000000000000000002000000000000000000100000000000000000000020000000000000001000000000000000000000010000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020010000000000000080000000008000000000000000000000000</structure-fingerprint> <structure-pattern-fingerprint>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</structure-pattern-fingerprint> <structure-pickle type="binary" encoding="base64">776t3gAAAAAQAAAAAwAAAAAAAAANAAAACgAAAIABCyAKAAAAAQELIAoAAAAB AQYAYAAAAAEDBgAgAAAABAgAYAAAAAEBDwAgAAAABQgAYAAAAAEBCCAiAAAA /wEIACgAAAADAg8AIAAAAAUIAGAAAAABAQggIgAAAP8BCAAoAAAAAwILAgMA AwQAAwUABQYABQcABQgIAgMJAAkKAAkLAAkMCAJCAAAAABcEAAAAAAAAABY= </structure-pickle> <structure-indexed-at type="dateTime">2026-09-19T04:43:04Z</structure-indexed-at> </compound>