2-butene
Specifications
| Appearance | Colorless to Almost colorless clear liquid |
| Purity(GC) | min. 95.0 % |
2-butene Properties
| Melting Point | -134 °C |
| Boiling Point | 38 °C |
| Flash point | -45 °C |
| Specific Gravity (20/20) | 0.66 |
| Refractive Index | 1.39 |
| Solubility in water | Insoluble |
| Degree of solubility in water | 190 mg/l  22 °C |
| Solubility (miscible with) | Alcohol,Ether |
| Solubility (soluble in) | Benzene |
2-butene GHS
| Pictogram |  Â  Â  Â  |
| Signal Word | Danger |
| Hazard Statements | H302 : Harmful if swallowed. H315 : Causes skin irritation. H341 : Suspected of causing genetic defects. H351 : Suspected of causing cancer. H336 : May cause drowsiness or dizziness. H304 : May be fatal if swallowed and enters airways. H411 : Toxic to aquatic life with long lasting effects. H225 : Highly flammable liquid and vapor. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P261 : Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. P273 : Avoid release to the environment. P270 : Do not eat, drink or smoke when using this product. P202 : Do not handle until all safety precautions have been read and understood. P240 : Ground/bond container and receiving equipment. P210 : Keep away from heat/sparks/open flames/hot surfaces. No smoking. P233 : Keep container tightly closed. P201 : Obtain special instructions before use. P243 : Take precautionary measures against static discharge. P241 : Use explosion-proof electrical/ ventilating/ lighting/ equipment. P242 : Use only non-sparking tools. P271 : Use only outdoors or in a well-ventilated area. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection. P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P391 : Collect spillage. P331 : Do NOT induce vomiting. P308 + P313 : IF exposed or concerned: Get medical advice/ attention. P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. P301 + P310 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. P362 : Take off contaminated clothing and wash before reuse. P304 + P340 + P312 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell. 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. |
2-butene Related Laws:
Transport Information:
| UN Number (DOT-AIR) | UN2460 |
| Class (DOT-AIR) | 3 |
| Packing Group (TCI-A) | II |
| HS Number | 2901.29.5000 |
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