2-butene 反 ; 丁烯
low-boiling butene-2 低沸点丁烯
high-boiling butene-2 高沸点丁烯
1-chloro-2-butene 氯 ; 丁烯基氯 ; 丁烯
The reduction step of catalyst with butene-2 and reoxidation step of reduced catalyst with oxygen were investigated by the pulse method.
用脉冲法研究了催化剂用丁烯- 2还原及还原催化剂用氧再氧化步骤。
In addition, alkaline ligands can prevent isomerization of 1 butene to 2 butene effectively.
另外，碱性配体能有效地防止1 -丁烯异构成2 -丁烯。
The condensation compound was synthesized by 2 butene 1, 4 diol and iso butyric aldehyde, and was characterized by elemental analysis and IR.
将异丁醛与1,4丁烯二醇缩合得到产物二氧七环，对产物进行了元素分析和IR分析。
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