Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.
采用具有烯烃骨架的β-苯基丙烯酸酯为中间体先
键,再经过三酮合环制备乙烯基吡
。
Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.
采用具有烯烃骨架的β-苯基丙烯酸酯为中间体先键,再经过三酮合环制备乙烯基吡。
声明：以上例句、词性分类均由互联
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