Names | |
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Preferred IUPAC name
Carbononitridic bromide[3] | |
Other names | |
Identifiers | |
3D model (JSmol)
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1697296 | |
ChemSpider | |
ECHA InfoCard | 100.007.320 |
EC Number |
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MeSH | Cyanogen+Bromide |
PubChem CID
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RTECS number |
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UNII | |
UN number | 1889 |
CompTox Dashboard (EPA)
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Properties | |
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) |
Reacts | |
Vapor pressure | 16.2 kPa |
Thermochemistry | |
Std enthalpy of
formation (ΔfH⦵298) |
136.1–144.7 kJ mol−1 |
Hazards | |
GHS labelling: | |
Danger | |
H300, H310, H314, H330, H410 | |
P260, P273, P280, P284, P302+P350 | |
NFPA 704 (fire diamond) | |
NIOSH (US health exposure limits): | |
PEL (Permissible)
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5 mg m−3 |
Related compounds | |
Related alkanenitriles
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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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.