在异丁醛存在下,用催化剂H15Li4V12B32O84催化烯烃环氧化反应. 结果表明,H15Li4V12B32O84是一种有效的烯烃环氧化催化剂. 51V NMR谱研究表明,化学位移在-568.9的钒物种是反应过程中的活性中间体. 根据烯烃环氧化控制实验中 1H NMR和 51V NMR谱的研究结果,提出了过氧钒物种是烯烃环氧化反应的主要活性物种,并假设了H15Li4V12B32O84催化烯烃环氧化反应的机理.
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