Organosilanes-Mediated Synthesis and Reactivity of Thiocarbonyl-Containing Molecules
作者:Antonella Capperucci、Alessandro Degl'Innocenti、Patrizia Scafato、Piero Spagnolo
DOI:10.1080/10426509708545517
日期:1997.1.1
o-aminoaldehydes and o-amino thioaldehydes. Finally, taking advantage of the high reactivity of the C-Si bond under fluoride ion catalysis, a selective regiospecific thiophilic functionalization of thioketones, dithioesters, trithiocarbonates and their sulfines by different organosilanes can be obtained.
摘要:六甲基二硅硫烷 (HMDST) 与不同羰基化合物的反应在 CoCl2·6H2O 或 CF3SO3SiMe3 的催化下提供了一种通用的途径,可以得到几种硫醛和硫酮,包括炔衍生物和硫甲酰硅烷。当环己二烯用作捕集剂时,CF3SO3SiMe3 的使用允许立体预定进入内型或外型异构体。此外,当使用芳香族和杂芳香族邻叠氮醛时,HMDST 的反应行为可以很好地进行微调,以推动合成邻叠氮硫醛、稠合异噻唑环系统、芳香族和杂芳香族邻氨基醛和邻氨基硫醛的反应。最后,利用氟离子催化下C-Si键的高反应性,