5-Ethylidene-2-norbornene, mixt. of endo-and exo-isomers (CAS No. 16219-75-3) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of 5-Ethylidene-2-norbornene, mixt. of endo-and exo-isomers is 16219-75-3.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Organic Chemicals.
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5-Ethylidene-2-norbornene, mixt. of endo-and exo-isomers · CAS 16219-75-3 · C9H12. UNII Q4D40UVR0R. Boiling Point: 297.7 °F at 760 mmHg (USCG, 1999); Boiling Point: 67 °C @ 50 MM HG; Boiling Point: 148 °C.
| CAS Registry Number | 16219-75-3 |
|---|---|
| PubChem CID | 27756 |
| Molecular formula | C9H12 |
| IUPAC name | 5-ethylidenebicyclo[2.2.1]hept-2-ene |
| UNII (FDA) | Q4D40UVR0R |
| Molecular Weight | 120.19 |
|---|---|
| XLogP3 | 2.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 120.093900383 |
| Monoisotopic Mass | 120.093900383 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Boiling Point | 297.7 °F at 760 mmHg (USCG, 1999) |
|---|---|
| Boiling Point | 67 °C @ 50 MM HG |
| Boiling Point | 148 °C |
| Boiling Point | 298 °F |
| Melting Point | -112 °F (USCG, 1999) |
| Melting Point | FP: -80 °C |
| Melting Point | -80 °C |
| Melting Point | -112 °F |
| Flash Point | 79 °F (NTP, 1992) |
| Flash Point | 38 °C |
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS 5-ETHYLEDINE-2-NORBORNENE |
|---|
| Reported hazard statements | H226 (46.5%), H304 (20.3%), H315 (45.9%), H317 (15.5%), H319 (25.9%), H332 (94.3%), H335 (24.5%), H373 (18.6%) |
|---|
H226 (46.5%): Flammable liquid and vapor [Warning Flammable liquids]
H304 (20.3%): May be fatal if swallowed and enters airways [Danger Aspiration hazard]
16219-75-3; 5-ETHYLIDENE-2-NORBORNENE; 5-Ethylidenebicyclo[2.2.1]hept-2-ene; Ethylidene norbornene; Ethylidenenorbornene; DTXSID1025306; Bicyclo[2.2.1]hept-2-ene, 5-ethylidene-; 5-Ethylidenebicyclo(2.2.1)hept-2-ene; Q4D40UVR0R; DTXCID505306; Bicyclo(2.2.1)hept-2-ene, 5-ethylidene-; 5-Ethylidenebicyclo(2.2.1)-hept-2-ene; RefChem:921315; 5,2-ENB; 5-Ethylidenebicyclo(2,2,1)hept-2-ene; 240-347-7
CAS 16219-75-3; molecular formula C9H12; molecular weight — g/mol.
16219-75-3, 5-ETHYLIDENE-2-NORBORNENE, 5-Ethylidenebicyclo[2.2.1]hept-2-ene, Ethylidene norbornene, Ethylidenenorbornene, DTXSID1025306.
Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; 5-ETHYLEDINE-2-NORBORNENE.
Hazard statements reported: H226, H304, H315, H317, H319.
Boiling Point: 297.7 °F at 760 mmHg (USCG, 1999); Boiling Point: 67 °C @ 50 MM HG; Boiling Point: 148 °C; Boiling Point: 298 °F.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.