5-Ethylidene-2-norbornene; Ethylidene norbornene
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Health Hazard
Environment
Hazard Statements
| Code | Statement | Hazard Class |
|---|---|---|
H226 |
Flammable liquid and vapor | Flammable liquids |
H304 |
May be fatal if swallowed and enters airways | Aspiration hazard |
H315 |
Causes skin irritation | Skin corrosion/irritation |
H317 |
May cause an allergic skin reaction | Sensitization, Skin |
H320 |
Causes eye irritation | Serious eye damage/eye irritation |
H332 |
Harmful if inhaled | Acute toxicity, inhalation |
H335 |
May cause respiratory irritation | Specific target organ toxicity, single exposure; Respiratory tract irritation |
H361 |
Suspected of damaging fertility or the unborn child | Reproductive toxicity |
H370 |
Causes damage to organs | Specific target organ toxicity, single exposure |
H373 |
May causes damage to organs through prolonged or repeated exposure | Specific target organ toxicity, repeated exposure |
H401 |
Toxic to aquatic life | Hazardous to the aquatic environment, acute hazard |
H411 |
Toxic to aquatic life with long lasting effects | Hazardous to the aquatic environment, long-term hazard |
Precautionary Statements
| Code | Statement |
|---|---|
P203 |
Obtain, read and follow all safety instructions before use. |
P210 |
Keep away from heat, hot surface, sparks, open flames and other ignition sources. No smoking. |
P233 |
Keep container tightly closed. |
P240 |
Ground/bond container and receiving equipment. |
P241 |
Use explosion-proof [electrical/ventilating/lighting/.../] equipment. |
P242 |
Use only non-sparking tools. |
P243 |
Take precautionary measures against static discharge. |
P260 |
Do not breathe dust/fume/gas/mist/vapors/spray. |
P261 |
Avoid breathing dust/fume/gas/mist/vapors/spray. |
P264 |
Wash hands [and ...] thoroughly after handling. |
P264+P265 |
Wash hands [and ...] thoroughly after handling. Do not touch eyes. |
P270 |
Do not eat, drink or smoke when using this product. |
P271 |
Use only outdoors or in a well-ventilated area. |
P272 |
Contaminated work clothing should not be allowed out of the workplace. |
P273 |
Avoid release to the environment. |
P280 |
Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... |
P301+P316 |
IF SWALLOWED: Get emergency medical help immediately. |
P302+P352 |
IF ON SKIN: wash with plenty of water/... |
P303+P361+P353 |
IF ON SKIN (or hair): Take off Immediately all contaminated clothing. Rinse SKIN with water [or shower]. |
P304+P340 |
IF INHALED: Remove person to fresh air and keep comfortable for breathing. |
P305+P351+P338 |
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing. |
P308+P316 |
IF exposed or concerned: Get emergency medical help immediately. |
P317 |
Get emergency medical help. |
P318 |
if exposed or concerned, get medical advice. |
P319 |
Get medical help if you feel unwell. |
P321 |
Specific treatment (see information on this label and safety datasheet)). |
P331 |
Do NOT induce vomiting. |
P332+P317 |
If skin irritation occurs: Get medical help. |
P333+P317 |
If skin irritation or rash occurs: Get medical help. |
P337+P317 |
If eye irritation persists: Get medical help. |
P362+P364 |
Take off contaminated clothing and wash it before reuse. |
P370+P378 |
In case of fire: Use ... to extinguish. |
P391 |
Collect spillage. |
P403+P233 |
Store in a well-ventilated place. Keep container tightly closed. |
P403+P235 |
Store in a well-ventilated place. Keep cool. |
P405 |
Store locked up. |
P501 |
Dispose of contents/container to ... |
Exposure Limits
| NIOSH REL | Ceiling: 5 ppm |
| Skin Notation | Yes — can be absorbed through skin |
Physical Properties
Colorless to white liquid with a turpentine-like odor.
| Boiling Point | 298°F |
| Flash Point | 79°F |
| Vapor Pressure | 4 mmHg |
| Specific Gravity | 0.90 |
Target Organs
eye and skin irritation; kidney, renal, urogenital, and bone marrow effects in animals
Synonyms
ENB; 5-ethylidenebicyclo(2.2.1)-hept-2-ene; 5-ethylidene-2-norbornene [Note: Due to its reactivity, ENB may be stabilized with tert-butyl catechol.]
Data Sources
- GHS Classification: PubChem CID 27756
- NIOSH REL/IDLH: NIOSH Pocket Guide
Disclaimer: This information is compiled from public regulatory databases for reference only. It does not replace the manufacturer's Safety Data Sheet (SDS). Always consult the official SDS for your specific product before handling chemicals.
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