5-Ethylidene-2-norbornene - CAS 16219-75-3

Catalog:	BB011848
Product Name:	5-Ethylidene-2-norbornene
CAS:	16219-75-3
Synonyms:	5-ethylidenebicyclo[2.2.1]hept-2-ene
Application:	Used as the third monomer, the diene, in EPDM (ethylene-propylene diene monomer); EPDM is used to make the elastomer, ethylene-propylene terpolymer.

Technical Data

IUPAC Name:	5-ethylidenebicyclo[2.2.1]hept-2-ene
Description:	5-Ethylidene-2-norbornene was used as self-healing agent for polymeric composites.
Molecular Weight:	120.19
Molecular Formula:	C9H12
Canonical SMILES:	CC=C1CC2CC1C=C2
InChI:	InChI=1S/C9H12/c1-2-8-5-7-3-4-9(8)6-7/h2-4,7,9H,5-6H2,1H3
InChI Key:	OJOWICOBYCXEKR-UHFFFAOYSA-N
Boiling Point:	146 °C
Melting Point:	-112 °F
Flash Point:	38 °C
Purity:	95 %
Density:	0.89 g/cm³
Solubility:	less than 1 mg/mL at 64 °F
Appearance:	Clear colorless to yellow liquid
Storage:	Flammables area
Decomposition:	When heated to decomposition it emits acrid smoke and irritating fumes
MDL:	MFCD00167576
LogP:	2.52870
Refractive Index:	n20/D 1.49 (lit.)
Vapor Pressure:	11.89 mmHg

GHS Hazard Statement:	H226 (41.95%): Flammable liquid and vapor [Warning Flammable liquids]
Precautionary Statement:	P210, P233, P240, P241, P242, P243, P261, P264, P271, P273, P280, P302+P352, P303+P361+P353, P304+P312, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P391, P403+P233, P403+P235, P405, and P501
Signal Word:	Warning

Publication Number	Title	Priority Date
RU-2751316-C1	Rubber mixture	20201229
RU-2739032-C1	Method of producing 2-ethylidene norbornane	20200608
DE-102020007239-A1	Cooling when extruding melts	20200407
DE-102020203988-A1	Use of hydroxycinnamic acid salts to stabilize organic materials, stabilized organic material, processes for stabilizing organic materials, specific stabilizers and stabilizer compositions	20200327
WO-2021191209-A1	Heat-aging resistant polyamide molding compositions	20200325

PMID	Publication Date	Title	Journal
22580569	20120628	Synthesis and structures of (R)-cyclopentadienyl-binaphthoxy titanium(IV) complexes and catalytic properties for olefin polymerization	Dalton transactions (Cambridge, England : 2003)
16438500	20060203	Mechanistic investigation of the isomerization of 5-vinyl-2-norbornene	The Journal of organic chemistry
16193150	20051021	Oligodentate P,N ligands: N,N,N',N'-tetrakis(diphenylphosphanyl)-1,3-diaminobenzene complexes of rhodium, nickel and palladium	Dalton transactions (Cambridge, England : 2003)
15172601	20040701	Environmental assessment of 5-ethylidene-2-norbornene using modeled and measured fate and effects results	Chemosphere

Complexity:	175
Compound Is Canonicalized:	Yes
Covalently-Bonded Unit Count:	1
Defined Atom Stereocenter Count:	0
Defined Bond Stereocenter Count:	0
Exact Mass:	120.093900383
Formal Charge:	0
Heavy Atom Count:	9
Hydrogen Bond Acceptor Count:	0
Hydrogen Bond Donor Count:	0
Isotope Atom Count:	0
Monoisotopic Mass:	120.093900383
Rotatable Bond Count:	0
Topological Polar Surface Area:	0 Å²
Undefined Atom Stereocenter Count:	2
Undefined Bond Stereocenter Count:	1
XLogP3:	2.2