The Vilsmeir formylation of 6 dialkylferrocenes has been found to produce nearly exclusively β isomers.The effect of temperature and the substrates etc.on the reaction was investigated.The structures of these compoun...The Vilsmeir formylation of 6 dialkylferrocenes has been found to produce nearly exclusively β isomers.The effect of temperature and the substrates etc.on the reaction was investigated.The structures of these compounds were characterized by elementary analysis、IR and 1HNMR.展开更多
Ten ferrocenylformyl 1,1′ dialkylferrocenes were sythesized by Friedel Crafts acylation of 1,1′ dialkylferrocenes and the respective isomers were isolated by column chromatography. The relations between the properti...Ten ferrocenylformyl 1,1′ dialkylferrocenes were sythesized by Friedel Crafts acylation of 1,1′ dialkylferrocenes and the respective isomers were isolated by column chromatography. The relations between the properties of the compounds to their structures and α /β isomer ratios have been studied by elemental analysis, IR and 1H NMR.展开更多
文摘The Vilsmeir formylation of 6 dialkylferrocenes has been found to produce nearly exclusively β isomers.The effect of temperature and the substrates etc.on the reaction was investigated.The structures of these compounds were characterized by elementary analysis、IR and 1HNMR.
文摘Ten ferrocenylformyl 1,1′ dialkylferrocenes were sythesized by Friedel Crafts acylation of 1,1′ dialkylferrocenes and the respective isomers were isolated by column chromatography. The relations between the properties of the compounds to their structures and α /β isomer ratios have been studied by elemental analysis, IR and 1H NMR.