18262 <common-name>6-Nitrophthalhydrazide</common-name> <description>6-Nitrophthalhydrazide belongs to the benzodiazines, a subclass of diazanaphthalenes within the organic compounds. It is an organoheterocyclic compound with the formula C8H5N3O4 and an average molecular weight of 207.15 g/mol.</description> <cas>3682-19-7</cas> <pubchem-id>3543259</pubchem-id> <chemical-formula>C8H5N3O4</chemical-formula> <weight>207.14</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">2016-05-22T03:58:43Z</created-at> <updated-at type="dateTime">2026-08-24T21:08:06Z</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>OC1=NN=C(O)C2=C1C=CC(=C2)N(=O)=O</moldb-smiles> <moldb-formula>C8H5N3O4</moldb-formula> <moldb-inchi>InChI=1S/C8H5N3O4/c12-7-5-2-1-4(11(14)15)3-6(5)8(13)10-9-7/h1-3H,(H,9,12)(H,10,13)</moldb-inchi> <moldb-inchikey>XQFIOLKLHNOFCA-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">207.145</moldb-average-mass> <moldb-mono-mass type="decimal">207.028005653</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>0.3</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>CHEM017157</chemdb-id> <dsstox-id>DTXSID1025774</dsstox-id> <toxcast-id>25774</toxcast-id> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00126694</susdat-id> <iupac>6-nitro-2,3-dihydrophthalazine-1,4-dione</iupac> <moldb-polar-surface-area>112.06</moldb-polar-surface-area> <moldb-refractivity>52.128099999999996</moldb-refractivity> <moldb-polarizability>17.415255473281896</moldb-polarizability> <moldb-rotatable-bond-count>1</moldb-rotatable-bond-count> <moldb-acceptor-count>6</moldb-acceptor-count> <moldb-donor-count>2</moldb-donor-count> <moldb-pka-strongest-acidic>6.595550472236377</moldb-pka-strongest-acidic> <moldb-pka-strongest-basic>-1.545421299315581</moldb-pka-strongest-basic> <moldb-physiological-charge>-1</moldb-physiological-charge> <moldb-number-of-rings>2</moldb-number-of-rings> <moldb-alogps-logp>0.87</moldb-alogps-logp> <moldb-alogps-logs>-1.58</moldb-alogps-logs> <moldb-alogps-solubility>5.48e+00 g/l</moldb-alogps-solubility> <kingdom>Organic compounds</kingdom> <superklass>Organoheterocyclic compounds</superklass> <klass>Diazanaphthalenes</klass> <subklass>Benzodiazines</subklass> <paper-count type="integer">0</paper-count> <sync-id>CED0061428</sync-id> <structure-inchikey>XQFIOLKLHNOFCA-UHFFFAOYSA-N</structure-inchikey> 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<structure-indexed-at type="dateTime">2026-09-19T04:06:56Z</structure-indexed-at> </compound>