Formula: BrCN Formula weight: 105.93 CAS Number: 506-68-3 UN Number: UN1889 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2853.00 Hazard Statements: H300-H310-H330 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. Precautionary Statements: …