In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和二甲基二氯硅烷反合成二甲硅基双醚进行了研究。
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和二甲基二氯硅烷反合成二甲硅基双醚进行了研究。
Keto-enol tautomerizing of ethyl acetoacetate was studied by UV.It was conformed that the content of enol ethyl acetoacetate decreased with the increasing polarity of solvents.
本文以紫外光谱为手段研究乙酰乙酸乙酯酮-式互变异构现象;所得结果证实其式含量随溶剂增加而减少。
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