由2,3,6三甲基苯酚催化氧化合成了2,3,6三甲基苯醌,确定了最佳工艺条件,使产率达到了88.1%。
Trimethylbenzoquinone was synthesized by catalytic oxidation of 2, 3, 6 trimethylphenol. The optimum reaction conditions were established with yield of 88.1%.
研究发现,无论对于吸电子取代基还是供电子的取代基对烯基亚砜的活性都没有任何影响,而邻甲基苯醌前体化合物中所带有的吸电子基团能增加其反应活性。
It was found that both the electro-withdraw and electro-donating substituents have no effect on reaction activity and the electro-withdraw substituents can increase the reaction activity.
首先以茄尼醇合成全反式侧链四十碳十烯-1-醇,再和2,3-二甲氧基-5-甲基-1,4-苯醌的还原产物在无水氯化锌存在下缩合。
All - E long chain part was synthesized from solanesol, then condensed with the reductive product of 2,3 - dimethoxy - 5 - methyl -1,4- benzoquinone in the presence of dry ZnCl2.
研究了N,n二甲基苯胺和苯醌间光诱导电荷转移的溶剂效应。
The solvent effect on the photoinduced charge transfer between n, N-dimethylaniline and quinone has been investigated.
研究了N,n二甲基苯胺和苯醌间光诱导电荷转移的溶剂效应。
The solvent effect on the photoinduced charge transfer between n, N-dimethylaniline and quinone has been investigated.
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