Hydrogen isocyanide

Hydrogen isocyanide
Hydrogen cyanide bonding	Hydrogen cyanide space filling
Names
	IUPAC names hydrogen isocyanide; azanylidyniummethanide
	Other names isohydrocyanic acid; hydroisocyanic acid; isoprussic acid
Identifiers
CAS Number	6914-07-4 ;
3D model (JSmol)	Interactive image;
Beilstein Reference	2069401
ChEBI	CHEBI:36856 ;
ChemSpider	4937885 ;
Gmelin Reference	113
PubChem CID	6432654;
	InChI InChI=1S/CHN/c1-2/h2H Key: QIUBLANJVAOHHY-UHFFFAOYSA-N ; InChI=1/CHN/c1-2/h2H;
	SMILES [C-]#[NH+];
Properties
Chemical formula	HNC
Molar mass	27.03 g/mol
Conjugate acid	Hydrocyanonium
Conjugate base	Cyanide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

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.