| 释义 |
Properties| General |
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| Name | 1,3-Butadiene | CH2=CH-CH=CH2 | | Chemical formula | C4H6 | | Molar mass | 54.09 g/mol | | Synonyms | butadiene, biethylene, divinyl, erythrene, vinylethylene | | CAS number | 106-99-0 | | Phase behavior |
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| Melting point | 164.3 K (-108.9 °C) | | Boiling point | 268.8 K (-4.4 °C) | | Triple point | 164.2 K (-109.0 °C)
? bar | | Critical point | 425 K (152 °C)
43.2 bar | | Structure |
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| Symmetry group | C2h | | Gas properties |
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| ΔfH0 | 110.2 kJ/mol | | S0 | ? J/mol·K | | Cp | 79.5 J/mol·K | | Liquid properties |
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| ΔfH0 | 90.5 kJ/mol | | S0 | 199.0 J/mol·K | | Cp | 123.6 J/mol·K | | Liquid density | 0.64 ×103 kg/m3 | | Safety |
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| Acute effects | Possible irritation to skin and mucous membranes. Inhalation of concentrated vapors causes drowsiness and CNS depression. | | Chronic effects | Possible carcinogen. | | Flash point | -85 °C | | Autoignition temperature | 418 °C | | Explosive limits | 2-12% | | More info |
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| Properties | NIST WebBook | | MSDS | ICSC 0017 | | SI units were used where possible. Unless otherwise stated, standard conditions were used.Disclaimer and references |
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1 : Chemical data pages |