Methacrylonitrile
NIOSH Potential Occupational Carcinogen
Flame
Skull and Crossbones
Exclamation Mark
Health Hazard
Hazard Statements
| Code | Statement | Hazard Class |
|---|---|---|
H225 |
Highly Flammable liquid and vapor | Flammable liquids |
H301 |
Toxic if swallowed | Acute toxicity, oral |
H311 |
Toxic in contact with skin | Acute toxicity, dermal |
H320 |
Causes eye irritation | Serious eye damage/eye irritation |
H330 |
Fatal 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 |
H372 |
Causes damage to organs through prolonged or repeated exposure | Specific target organ toxicity, repeated exposure |
H373 |
May causes damage to organs through prolonged or repeated exposure | Specific target organ toxicity, repeated exposure |
H402 |
Harmful to aquatic life | Hazardous to the aquatic environment, acute hazard |
H412 |
Harmful 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. |
P262 |
Do not get in eyes, on skin, or on clothing. |
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. |
P273 |
Avoid release to the environment. |
P280 |
Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... |
P284 |
[In case of inadequate ventilation] Wear respiratory 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. |
P316 |
Get emergency medical help immediately. |
P318 |
if exposed or concerned, get medical advice. |
P319 |
Get medical help if you feel unwell. |
P320 |
Specific treatment is urgent (see ... on this label). |
P321 |
Specific treatment (see information on this label and safety datasheet)). |
P330 |
Rinse mouth. |
P337+P317 |
If eye irritation persists: Get medical help. |
P361+P364 |
Take off immediately all contaminated clothing and wash it before reuse. |
P370+P378 |
In case of fire: Use ... to extinguish. |
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 | 1 ppm |
| NIOSH IDLH | 4 ppm |
| Skin Notation | Yes — can be absorbed through skin |
Physical Properties
Colorless liquid with an odor like bitter almonds.
| Boiling Point | 195°F |
| Flash Point | 55°F |
| Vapor Pressure | 71 mmHg at 77°F |
| Specific Gravity | 0.8001 |
NFPA 704 Diamond
3
4
2
Health
Fire
Reactivity
Synonyms
2-cyanopropene-1, 2-cyano-1-propene; isoprene cyanide; isopropenylnitrile; methacrylonitrile; à-methylacrylonitrile; 2-methylpropenenitrile
Data Sources
- GHS Classification: PubChem CID 31368
- 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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