Cyanogen bromide

Cyanogen bromide
Names
	Preferred IUPAC name Carbononitridic bromide
	Other names Bromine cyanide; Campilit;
Identifiers
CAS Number	506-68-3 ;
3D model (JSmol)	Interactive image;
Beilstein Reference	1697296
ChemSpider	10044 ;
ECHA InfoCard	100.007.320
EC Number	208-051-2;
MeSH	Cyanogen+Bromide
PubChem CID	10476;
RTECS number	GT2100000;
UNII	OS382OHJ8P ;
UN number	1889
CompTox Dashboard (EPA)	DTXSID9021550 ;
	InChI InChI=1S/CBrN/c2-1-3 Key: ATDGTVJJHBUTRL-UHFFFAOYSA-N ;
	SMILES BrC#N;
Properties
Chemical formula	BrCN
Molar mass	105.921 g mol−1
Appearance	Colorless solid
Density	2.015 g mL−1
Melting point	50 to 53 °C (122 to 127 °F; 323 to 326 K)
Boiling point	61 to 62 °C (142 to 144 °F; 334 to 335 K)
Solubility in water	Reacts
Vapor pressure	16.2 kPa
Thermochemistry
Std enthalpy of; formation (ΔfH⦵298)	136.1–144.7 kJ mol−1
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H300, H310, H314, H330, H410
Precautionary statements	P260, P273, P280, P284, P302+P350
NFPA 704 (fire diamond)	4 0 1
	NIOSH (US health exposure limits):
PEL (Permissible)	5 mg m−3
Related compounds
Related alkanenitriles	Hydrogen cyanide; Thiocyanic acid; Cyanogen iodide; Cyanogen chloride; Cyanogen fluoride; Acetonitrile; Aminoacetonitrile; Glycolonitrile; Cyanogen;
	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

Cyanogen bromide is the inorganic compound with the formula (CN)Br or BrCN. It is a colorless solid that is widely used to modify biopolymers, fragment proteins and peptides (cuts the C-terminus of methionine), and synthesize other compounds. The compound is classified as a pseudohalogen.

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