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CAS No.: | 16219-75-3 |
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Name: | 5-ETHYLIDENE-2-NORBORNENE |
Article Data: | 7 |
Molecular Structure: | |
Formula: | C9H12 |
Molecular Weight: | 120.194 |
Synonyms: | 2-Norbornene,5-ethylidene- (7CI,8CI); 5-Ethylidene-2-norbornene;5-Ethylidenebicyclo[2.2.1]hept-2-ene; Ethylidenenorbornene |
EINECS: | 240-347-7 |
Density: | 0.893 g/mL at 25 °C(lit.) |
Melting Point: | -80.15°C |
Boiling Point: | 146 °C(lit.) |
Flash Point: | 101 °F |
Solubility: | Soluble in water (0.01% at 20C). |
Appearance: | clear colorless to yellow liquid |
Hazard Symbols: | Toxic. TLV: ceiling 5 ppm. |
Risk Codes: | 10-22-36/37/38 |
Safety: | Moderately toxic by ingestion. Mildly toxic by inhalation and skin contact. Human systemic effects by inhalation: conjunctiva, olfactory, and taste changes. A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes. |
Transport Information: | UN 2929 6 |
PSA: | 0.00000 |
LogP: | 2.52870 |
2,3-dimethylbutene
bi(cyclopentadiene)
2-ethylidenenorbornene
Conditions | Yield |
---|---|
With 4-tert-Butylcatechol In acetone at 175℃; under 75007.5 Torr; for 5h; Temperature; Pressure; Autoclave; |
Conditions | Yield |
---|---|
Stage #1: cyclopenta-1,3-diene; buta-1,3-diene With N-ethyl-N-hydroxy-ethanamine In toluene under 26252.6 Torr; Flow reactor; Heating; Stage #2: at 115.4℃; under 195.02 - 240.024 Torr; Flow reactor; Stage #3: at 10℃; under 1672.67 Torr; for 11h; Molecular sieve; |
2-ethylidenenorbornene
Conditions | Yield |
---|---|
[2-methyliminomethyl-4-nitrophenol][PCy3][=CHPh]RuCl In chlorobenzene at 70℃; for 4h; Product distribution; Further Variations:; Catalysts; | 100% |
2-ethylidenenorbornene
2-ethylidenebicyclo<2.2.1>heptane
Conditions | Yield |
---|---|
With borohydride exchange resin-nickel boride In methanol at 0℃; for 1h; | 91% |
(i) HCl, (ii) NaNH2, liq. NH3, pentane; Multistep reaction; | |
With hydrogen; palladium on activated charcoal In ethanol | |
With pyridine; hydrogen; nickel |
2-ethylidenenorbornene
Conditions | Yield |
---|---|
hybrid N,O-bidentate Schiff base ruthenium complex In dichloromethane at 35℃; for 6h; | 45% |
2-ethylidenenorbornene
(diisopropylamino)dichloroborane
(B(N(CH(CH3)2)2))3C7H8CHCH3
Conditions | Yield |
---|---|
With Na; K In hexane byproducts: NaCl, KCl; N2, soln. of C7H10 and Cl2BN(i-Pr)2 droped to Na/K soln. within 1 h, stirred for 1 d at 25°C, refluxed under stirring for 1 d; filtered under N2-pressure, solvent removed, recrystd. (hexane); elem. anal.; | 2.5% |
methanol
2-ethylidenenorbornene
2-Ethyl-5-methoxytricyclo<2.2.1.02.6>heptan
Conditions | Yield |
---|---|
With sulfuric acid |
Conditions | Yield |
---|---|
With sulfuric acid |
2-ethylidenenorbornene
1-Aethyl-tricyclo<2.2.1.02,6>heptan
Conditions | Yield |
---|---|
(i) HCl, (ii) NaNH2, liq. NH3, pentane; Multistep reaction; |
2-ethylidenenorbornene
1-(1-hydroxyethyl)tricyclo<2.2.1.02,6>heptane
Conditions | Yield |
---|---|
With mercury(II) diacetate In tetrahydrofuran; water |
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Chemical Name: 5-Ethylidene-2-norbornene
IUPAC NAME: 5-Ethylidenebicyclo[2.2.1]hept-2-ene
CAS No.: 16219-75-3
EINECS: 240-347-7
RTECS: RB9450000
Molecular Formula: C9H12
Molecular Weight: 120.19 g/mol
Density: 1.038 g/cm3
Flash Point: 34.2 °C
Boiling Point: 146 °C at 760 mmHg
Following is the structure of Ethylidene norbornene (16219-75-3):
Product Categories about Ethylidene norbornene (16219-75-3) are Acyclic ; Alkenes ; Organic Building Blocks
The chemical synonymous of Ethylidene norbornene (16219-75-3) are Ethylidene norbornene ; Ethylidene-2-norbornene ; 5-Ethylidene-2-norbornene ; (5e)-5-Ethylidenebicyclo[2.2.1]hept-2-ene ; 2-Norbornene, 5-ethylidene- ; 2-Norbornene,5-ethylidene- ; 5-Ethylidene bicyclo[2,2,1]heptene ; 5-Ethylidene-2-norbornen
Ethylidene norbornene (16219-75-3) is used as the third monomer, and ethylene, propylene and ethylene-propylene rubber copolymer available.
1. | skn-rbt 445 mg open MLD | UCDS** Union Carbide Data Sheet. (Industrial Medicine and Toxicology Dept., Union Carbide Corp., 270 Park Ave., New York, NY 10017) 11/28 ,1967. | ||
2. | ihl-hmn TCLo:6 ppm/30M:NOSE,EYE,TONG | TXAPA9 Toxicology and Applied Pharmacology. 20 (1971),250. | ||
3. | orl-rat LD50:2527 mg/kg | AIHAAP American Industrial Hygiene Association Journal. 30 (1969),470. | ||
4. | ihl-rat LC50:1246 ppm/4H | TXAPA9 Toxicology and Applied Pharmacology. 20 (1971),250. | ||
5. | ihl-rat LC50:1246 ppm/4H | TXAPA9 Toxicology and Applied Pharmacology. 20 (1971),250. | ||
6. | orl-mus LD50:3250 mg/kg | GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 18 (10)(1974),52. | ||
7. | ihl-mus LC50:732 ppm/4H | TXAPA9 Toxicology and Applied Pharmacology. 20 (1971),250. | ||
8. | ihl-rbt LC50:3104 ppm/4H | TXAPA9 Toxicology and Applied Pharmacology. 20 (1971),250. | ||
9. | skn-rbt LD50:8189 mg/kg | AIHAAP American Industrial Hygiene Association Journal. 30 (1969),470. | ||
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Reported in EPA TSCA Inventory.
Moderately toxic by ingestion. Mildly toxic by inhalation and skin contact. Human systemic effects by inhalation: conjunctiva, olfactory, and taste changes. A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes.
Risk Statements about Ethylidene norbornene (16219-75-3):
R10 Flammable.
Safety Statements about Ethylidene norbornene (16219-75-3):
S16 Keep away from sources of ignition - No smoking.
Attention:
1. Storage: Keep away from heat, sparks, and flame.
2. Handling: Empty containers retain product residue, (liquid and/or vapor), and can be dangerous. Keep away from heat, sparks and flame.
3. Health Hazard: Inhalation of vapors causes headache, confusion, and respiratory distress. Ingestion causes irritation of entire digestive system. Aspiration causes severe pneumonia. Contact with liquid causes irritation of eyes and skin.
OSHA PEL: CL 5 ppm
ACGIH TLV: CL 5 ppm