Ethylidene norbornene

Ethylidene norbornene
Names
	Other names 2-ethylidene-5-norbornene
Identifiers
CAS Number	16219-75-3 ;
3D model (JSmol)	Interactive image;
ChEMBL	ChEMBL1427645;
ChemSpider	4517512;
EC Number	240-347-7;
PubChem CID	5365543;
UNII	Q4D40UVR0R ;
UN number	1993 1992
CompTox Dashboard (EPA)	DTXSID601270050 ;
	InChI InChI=1S/C9H12/c1-2-8-5-7-3-4-9(8)6-7/h2-4,7,9H,5-6H2,1H3/b8-2+ Key: OJOWICOBYCXEKR-KRXBUXKQSA-N;
	SMILES C/C=C/1\CC2CC1C=C2;
Properties
Chemical formula	C9H12
Molar mass	120.195 g·mol−1
Appearance	colorless liquid
Density	0.893 g/mL
Melting point	−80 °C (−112 °F; 193 K)
Boiling point	146 °C (295 °F; 419 K)
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H226, H304, H315, H317, H319, H332, H335, H373, H411
Precautionary statements	P210, P233, P240, P241, P242, P243, P260, P261, P264, P264+P265, P271, P272, P273, P280, P301+P316, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P317, P319, P321, P331, P332+P317, P333+P317, P337+P317, P362+P364, P370+P378, P391, P403+P233, P403+P235, P405, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Ethylidene norbornene (ENB) is an organic compound that consists of an ethylidene (CH₃C(H)=) group attached to norbornene. It is a colorless liquid. The molecule consists of two sites of unsaturation. The compound consists of (E)- and (Z)-stereoisomers, but the mixtures are typically not separated.