| 英文名称: | | 2-Butene,mixture of cis and trans | | 2-Butylene | | but-2-ene | | 2-Buten | | (E/Z)-2-Buten | | 2-Butene | | beta-butylene | | butene-2 | | butylene-2 | | dimethylethylene | | pseudo-butylene | | pseudobutylene | | sym-dimethylethylene | | 2-butene (cis+trans) | | 2-butene(mixed isomers) | | 2-butene(mixedisomers) |
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