5-Ethylidene-2-norbornene Other names: ENB Ethylidene norbornene 2-Ethylidene-5-norbornene Formula: C9H12 CAS: 16219-75-3 Weight: 120,19 g/mol Boiling point: 146 °C Melting point: -80 °C Density: 0,90 g/cm3