5617 <common-name>Diborane</common-name> <description>Diborane is an inorganic compound with the chemical formula B2 and an average molecular weight of 21.62 g/mol. Diborane belongs to the homogeneous metalloid compounds, a class of homogeneous metal compounds within the inorganic compounds. The substance is found in or released from 16 recorded sources. These sources include electrical and electronic equipment, specifically adjustable resistors, amplifiers, antennas, auxiliary devices, and communication cables or conductors, along with 11 additional types of equipment.</description> <cas>19287-45-7</cas> <pubchem-id>6328200</pubchem-id> <chemical-formula>B2</chemical-formula> <weight>21.63</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">2016-05-19T01:48:00Z</created-at> <updated-at type="dateTime">2026-08-26T17:08:51Z</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>B#B</moldb-smiles> <moldb-formula>B2</moldb-formula> <moldb-inchi>InChI=1S/B2/c1-2</moldb-inchi> <moldb-inchikey>ZOCHARZZJNPSEU-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">21.62</moldb-average-mass> <moldb-mono-mass type="decimal">22.01861</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>CHEM004512</chemdb-id> <dsstox-id>DTXSID9024938</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00075543</susdat-id> <iupac>boranylidyneborane</iupac> <moldb-polar-surface-area>0.0</moldb-polar-surface-area> <moldb-refractivity>0.0</moldb-refractivity> <moldb-polarizability>3.590853279552819</moldb-polarizability> <moldb-rotatable-bond-count>0</moldb-rotatable-bond-count> <moldb-acceptor-count>0</moldb-acceptor-count> <moldb-donor-count>0</moldb-donor-count> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge>0</moldb-physiological-charge> <moldb-number-of-rings>0</moldb-number-of-rings> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> <kingdom>Inorganic compounds</kingdom> <superklass>Homogeneous metal compounds</superklass> <klass>Homogeneous metalloid compounds</klass> <subklass nil="true"/> <paper-count type="integer">985</paper-count> <sync-id>CED0008659</sync-id> <structure-inchikey>ZOCHARZZJNPSEU-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>400000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000</structure-fingerprint> <structure-pattern-fingerprint>400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000020000000004000000000000000000000000000000000000000000080000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000</structure-pattern-fingerprint> <structure-pickle>ï¾­Þ������������������������€���(�������(����������B��������������</structure-pickle> <structure-indexed-at type="dateTime">2026-09-19T04:02:00Z</structure-indexed-at> </compound>