91294 <common-name>Tetrahydrodifuro[3,4-b:3',4'-d]furantetrone</common-name> <description>Tetrahydrodifuro[3,4-b:3',4'-d]furantetrone belongs to the tetracarboxylic acids and derivatives, a subclass of carboxylic acids and derivatives within the organic compounds. It has the chemical formula C8H4O7 and an average molecular weight of 212.11 g/mol. This substance is further classified under the superclass of organic acids and derivatives.</description> <cas>25574-69-0</cas> <pubchem-id>97422</pubchem-id> <chemical-formula>C8H4O7</chemical-formula> <weight>212.11</weight> <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">2026-04-05T00:46:03Z</created-at> <updated-at type="dateTime">2026-08-24T19:46:31Z</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>O=C1OC(=O)C2C1OC1C2C(=O)OC1=O</moldb-smiles> <moldb-formula>C8H4O7</moldb-formula> <moldb-inchi>InChI=1/C8H4O7/c9-5-1-2-4(8(12)15-6(2)10)13-3(1)7(11)14-5/h1-4H</moldb-inchi> <moldb-inchikey>JASHGAIOBWYPBI-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">212.113</moldb-average-mass> <moldb-mono-mass type="decimal">211.9957025</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>-1.2</logp> <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>CHEM087187</chemdb-id> <dsstox-id>DTXSID10885305</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00052545</susdat-id> <iupac>4,7,10-trioxatricyclo[6.3.0.02,6]undecane-3,5,9,11-tetrone</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>Carboxylic acids and derivatives</klass> <subklass>Tetracarboxylic acids and derivatives</subklass> <paper-count type="integer">0</paper-count> <sync-id>CED0146241</sync-id> <structure-inchikey>JASHGAIOBWYPBI-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>20000000080200000000000000000000000000000000000000000000000000000000000000000000000020800000000000000000000000000000000080000000000000000000000000000000000004000000000000000000100000000000000000800000000000000000000000000000080000000000000000000000000000000000000000080000000000000000004000000000000000000000000000000000000000010000000000000000000000001000000000000000000000200000000000000000000000000040000000000000000000000000000000</structure-fingerprint> <structure-pattern-fingerprint>52060220050a8e0088484244010831000100140201052000003460408200000c44230810128400000140410800c000400520008401cc12010086447040a04100851104081010140000901060006207000850048151011a3242042d62402619000c2800030048220060208000c4340000200680108015e0041108287002100102404600194cd8a20808040200882c420839148a164440140200240c0020c0808410c100220102d00206020948016d211002c00001a901080058a0421008480202880100a404908093008100031511028004052000020450200d0022140a0001401110281000008000000004011112a0040c1002309042800c0000150050000842</structure-pattern-fingerprint> <structure-pickle type="binary" encoding="base64">776t3gAAAAAQAAAAAwAAAAAAAAAPAAAAEQAAAIABCAAoAAAAAwIGACgAAAAD BAgAKAAAAAMCBgAoAAAAAwQIACgAAAADAgYAYAAAAAMBBgBgAAAAAwEIACAA AAACBgBgAAAAAwEGAGAAAAADAQYAKAAAAAMECAAoAAAAAwIIACgAAAADAgYA KAAAAAMECAAoAAAAAwILAAEoAgECIAIDIAMEKAIDBQAFBgAGBwAHCAAICQAJ CgAKCygCCgwgDA0gDQ4oAgYBAA0IAAkFAEIDAAAABQECAwUGBQcGBQkIBQoJ CA0MFwQAAAAAAAAAFg== </structure-pickle> <structure-indexed-at type="dateTime">2026-09-19T04:33:46Z</structure-indexed-at> </compound>