45390 <common-name>2-hydroxybenzimidazole</common-name> <description>2-hydroxybenzimidazole belongs to the benzimidazoles, a class of organoheterocyclic compounds within the organic compounds. This compound has the chemical formula C7H6N2O and an average molecular weight of 134.14 g/mol. The substance has been identified in or released from six recorded sources. These include household cleaning and consumer products, specifically soap detergents, bleaching agents, and tobacco smoke filters. It is also associated with electrical and electronic equipment, specifically hybrid capacitors and conductors or conductive bodies characterised by the conductive materials. Additionally, 2-hydroxybenzimidazole has been found in drinking water and water supply. The recorded route of exposure for this compound is oral.</description> <cas>615-16-7</cas> <pubchem-id>11985</pubchem-id> <chemical-formula>C7H6N2O</chemical-formula> <weight>134.14</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">2016-06-03T12:00:16Z</created-at> <updated-at type="dateTime">2026-08-24T05:36:38Z</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=NC2=CC=CC=C2N1</moldb-smiles> <moldb-formula>C7H6N2O</moldb-formula> <moldb-inchi>InChI=1S/C7H6N2O/c10-7-8-5-3-1-2-4-6(5)9-7/h1-4H,(H2,8,9,10)</moldb-inchi> <moldb-inchikey>SILNNFMWIMZVEQ-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">134.138</moldb-average-mass> <moldb-mono-mass type="decimal">134.048012821</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>1.1</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>11490</chemspider-id> <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>CHEM044285</chemdb-id> <dsstox-id>DTXSID0060642</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin>REACH</stoff-ident-origin> <stoff-ident-id>SI00005895</stoff-ident-id> <susdat-id>NS00002447</susdat-id> <iupac>1,3-dihydrobenzimidazol-2-one</iupac> <moldb-polar-surface-area>48.91</moldb-polar-surface-area> <moldb-refractivity>36.4227</moldb-refractivity> <moldb-polarizability>13.371938310846874</moldb-polarizability> <moldb-rotatable-bond-count>0</moldb-rotatable-bond-count> <moldb-acceptor-count>2</moldb-acceptor-count> <moldb-donor-count>2</moldb-donor-count> <moldb-pka-strongest-acidic>9.394611709836486</moldb-pka-strongest-acidic> <moldb-pka-strongest-basic>3.3143621703124966</moldb-pka-strongest-basic> <moldb-physiological-charge>0</moldb-physiological-charge> <moldb-number-of-rings>2</moldb-number-of-rings> <moldb-alogps-logp>1.07</moldb-alogps-logp> <moldb-alogps-logs>-1.13</moldb-alogps-logs> <moldb-alogps-solubility>9.88e+00 g/l</moldb-alogps-solubility> <kingdom>Organic compounds</kingdom> <superklass>Organoheterocyclic compounds</superklass> <klass>Benzimidazoles</klass> <subklass nil="true"/> <paper-count type="integer">33</paper-count> <sync-id>CED0026165</sync-id> <structure-inchikey>SILNNFMWIMZVEQ-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>100000000000000000000000000000000000000000040000000000001000000002000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000010000000000800000000000000000000000080000000000000000000000000000000000804000200000000000000000000100000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000002000000000000000000000000000000000004200000001000000000000000001000040000000000000000000002000000000400000000000</structure-fingerprint> <structure-pattern-fingerprint>102020000000000000820000010000000040000002420400200008c4000001002800000000001000480000004200020008c20010000447000a0000080110000021000000080100000620000000001104021003200000420100001000c180406004002002001001040100000200680300001000411080820001100020040000844400000080002000e080008100c0002440014020000080000000004004300000008400002000900003c201002c00000804108400800441020104210020000040400021001800000000100000440000000004020000002040800010000100000000022000000001001022000000000100040000a4000000050000000</structure-pattern-fingerprint> <structure-pickle>ï¾­Þ���������������� �������€���h�������@(������@(������@(������@h�������@h�������@h�������@h�������@(������@8��������� ��h���h���h���h���h���h���h�� h� �h���h�B��������� �����������������</structure-pickle> <structure-indexed-at type="dateTime">2026-09-19T04:12:41Z</structure-indexed-at> </compound>