84959 <common-name>6-Azaspiro[3.4]octane-5,7-dione</common-name> <description>6-Azaspiro[3.4]octane-5,7-dione belongs to the pyrrolidones, a subclass of pyrrolidines within the organic compounds. This organoheterocyclic compound has the chemical formula C7H9NO2 and an average molecular weight of 139.15 g/mol.</description> <cas>1497-16-1</cas> <pubchem-id>15155</pubchem-id> <chemical-formula>C7H9NO2</chemical-formula> <weight>139.15</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">2026-04-04T20:13:40Z</created-at> <updated-at type="dateTime">2026-08-24T10:00:49Z</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=C1CC2(CCC2)C(=O)N1</moldb-smiles> <moldb-formula>C7H9NO2</moldb-formula> <moldb-inchi>InChI=1/C7H9NO2/c9-5-4-7(2-1-3-7)6(10)8-5/h1-4H2,(H,8,9,10)</moldb-inchi> <moldb-inchikey>JIGMIHMXIINUHH-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">139.154</moldb-average-mass> <moldb-mono-mass type="decimal">139.0633285</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>-0.2</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>CHEM080852</chemdb-id> <dsstox-id>DTXSID70164365</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00044989</susdat-id> <iupac>6-azaspiro[3.4]octane-5,7-dione</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>Organoheterocyclic compounds</superklass> <klass>Pyrrolidines</klass> <subklass>Pyrrolidones</subklass> <paper-count type="integer">0</paper-count> <sync-id>CED0176920</sync-id> <structure-inchikey>JIGMIHMXIINUHH-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>1000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000004000000000000000000000000100000000000000000000000000020008000000000000000000000800000008000000000000200000000001200000000000000000000000000000000000000000000000000000080000000000100000000000000000000000000000000000010000000000000008000000000000000000000000000000000000000000000000000000000000000000000000010000000004000000000000080000</structure-fingerprint> <structure-pattern-fingerprint>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</structure-pattern-fingerprint> <structure-pickle type="binary" encoding="base64">776t3gAAAAAQAAAAAwAAAAAAAAAKAAAACwAAAIABCAAoAAAAAwIGACgAAAAD BAYAYAAAAAICBgAgAAAABAYAYAAAAAICBgBgAAAAAgIGAGAAAAACAgYAKAAA AAMECAAoAAAAAwIHAGgAAAADAgELAAEoAgECAAIDAAMEAAQFAAUGAAMHAAcI KAIHCSAJASAGAwBCAgAAAAUBAgMHCQQEBQYDFwQAAAAAAAAAFg== </structure-pickle> <structure-indexed-at type="dateTime">2026-09-19T04:29:56Z</structure-indexed-at> </compound>