Topic summary

Hydrogen isocyanide

Hydrogen isocyanide
Names IUPAC names
hydrogen isocyanide
azanylidyniummethanide
Other names
isohydrocyanic acid
hydroisocyanic acid
isoprussic acid
Identifiers
3D model (JSmol)
2069401 ChEBIChemSpider113
  • InChI=1S/CHN/c1-2/h2H
    Key: QIUBLANJVAOHHY-UHFFFAOYSA-N
  • InChI=1/CHN/c1-2/h2H
  • [C-]#[NH+]
Properties HNC Molar mass27.03 g/mol Conjugate acidHydrocyanoniumConjugate baseCyanide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Hydrogen isocyanide is a chemical with the molecular formula HNC. It is a minor tautomer of hydrogen cyanide (HCN). Its importance in the field of astrochemistry is linked to its ubiquity in the interstellar medium.