M Formula: | CH3HC:CHCH3.
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Chemistry structure: |
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Properties: |
A colorless liquified petroleum gas. Bp 0.88C, fp −105.8C, d 0.6042 (20/4C), specific volume 6.7 cu ft/lb (21.1C), flash p −100F (−72C), autoign temp 615F (324C). Soluble in organic solvents; insoluble in water. |
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Derivation: |
Gases containing appreciable content of trans-butene-2, along with other butene and butane hydrocarbons, are obtained by fractional distillation of refinery gas. |
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Grade: |
Technical 95%, CP 99.0%, research 99.9%. |
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Hazard: |
Asphyxiant gas. Highly flammable. Flammable limits in air 1.8–9% by volume. Dangerous fire and explosion risk. |
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Use: |
See cis-butene-2. |
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