The reaction mechanism of 4-methyl-5-ethenyl-heptanitril e oxide cycloaddition is studied with the molecular orbital AM1 method and transit ion state theory.
用过渡状态理论和量子化学AM1方法，对4 甲基5 烯庚腈氧化物环加成反应机理进行了研究。
The possibility of preparing p-methyl styrene from p-ethyltoluene by dehydrogenation on iron oxide catalyst originally used for dehydrogenation of ethyl benzene was studied.
探讨了乙苯脱氢的氧化铁系催化剂用于对乙基甲苯脱氢制取对甲基乙烯的可能性。
Specifically, Suggestions for the projects of clean coal, propylene oxide, methyl-carbonate, polyether, cumene, acrylonitrile, propylene glycol ether, etc. were proposed.
在洁净煤、环氧丙烷、碳酸二甲酯、聚醚、异丙苯、丙烯腈、丙二醇醚等项目方面提出了相应的建议。
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