…It is an aliphatic chain unsaturated hydrocarbon (alkene) with four carbon atoms, also known as butene, and has three structural isomers (2-butene has cis and trans isomers). These are present in the C4 fraction of the naphtha cracking process, or in the C4 fraction of by-product gas from catalytic cracking of petroleum, and are separated from these by distillation or other methods. … *Some of the terminology that mentions "butene" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…炭素数4の脂肪族鎖式不飽和炭化水素(アルケン)で,ブテンbuteneともいい,3種類の構造異性体(2‐ブテンにはシス型とトランス型がある)がある。これらは,ナフサ分解プロセスのC4留分,あるいは石油の接触分解の副産ガスC4留分などに存在し,これらから蒸留その他の方法で分離される。… ※「butene」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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