全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Azizollah Habibi , Hedyeh Hosseinzadeh , Seyed Majid Aghvami
来源:[J].Phosphorus, Sulfur, and Silicon and the Related Elements(IF 0.601), 2012, Vol.187 (3), pp.409-420Taylor & Francis
摘要:Abstract(#br)The reaction between dialkyl acetylene dicarboxylate and 2-aryl-1,3-dioxane-4,6-dione derivatives in the presence of triphenylphosphine in ethyl acetate led to stable phosphorus ylides in good yields. These stabilized phosphorus ylides exist as a mixture of two ...

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