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α-羰基烯酮环二硫代缩醛化学(ⅩⅢ)──β,β-1,3-亚丙二硫基-α,β-不饱和酮在镁-甲醇中的还原反应
The Chemistry of α-Oxo Ketene Cyclic Dithioacetals (Ⅹ Ⅲ)-the Magnesium-methanol Reduction of β,β-1,3-Propylenedithio-α,β-Unsaturated Ketones
【摘要】 标题化合物1在镁-甲醇中还原主要得到碳碳和碳氧双键皆被还原的产物2,伴随产生少量1,4-还原产物3。该反应以先后1,4-、1,2-还原的方式进行,还原反应进行的程度与反应物的结构有关。
【Abstract】 The title compounds can been reduced with magnesium in methanol.The products which carbon carbon and carbon oxygen double bonds were reduced in (1)were obtained as the main products.The reaction was proceeded in sequential 1, 4- and 1,2-reduction manner for the 1,4-reduction products were also seperated. The relationship between substrates and products was proposed based on the reaction results.
【关键词】 β;
β-1;
3-亚丙二硫基-α;
β-不饱和酮;
镁-甲醇;
还原;
【Key words】 Propylenedithio-α; β-unsaturated ketone; magnesium-methanol; reduction;
【Key words】 Propylenedithio-α; β-unsaturated ketone; magnesium-methanol; reduction;
【基金】 国家教委青年基金
- 【文献出处】 东北师大学报(自然科学版) ,JOURNAL OF NORTHEAST NORMAL UNIVERSITY (NATURAL SCIENCE EDITION) , 编辑部邮箱 ,1994年01期
- 【分类号】O623.51
- 【被引频次】10
- 【下载频次】135