异丁烷C4H10介绍

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异丁烷C4H10介绍

添加时间 : 2018-03-14 16:14:56

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异丁烷C4H10又叫2-甲基丙烷、三甲基甲烷、高纯异丁烷。常温常压下为无色、稍有气味的可燃性气体，分子量为58.12。熔点-159.4℃。沸点-11.73℃。微溶于水，可溶于乙醇、乙醚等。与空气形成爆炸性混合物，爆炸极限为1.9%～8.4%（体积）。主要存在于天然气、炼厂气和裂解气中，经物理从分离等获得，亦可由正丁烷经异构化制得。主要用于与异丁烯经烃化制异辛烷，作为汽油辛烷值的改进剂。也可用作冷冻剂。

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