B-thiolated isomers 9-(HS)-1,7-C2B10H11 (9-m) and 9-(HS)-1,2-C2B10H11 (9-o) show two types of reaction: first, removal of an SH group from the closo-dicarbadodecaborane skeleton, and second, skeletal isomerizations from ortho to meta to para that lead to new isomers. A previously unreported SH skip from carbon-to-boron is also observed. The effect of the thiol group on the skeletal rearrangement is discussed
在300〜500℃,三C-
硫醇化闭合
碳-dicarbadodecaborane异构体1-(HS)-1,2--C 2乙10 ħ 11(1- ø),1-(HS)-1,7--C 2乙10 H 11(1- m)和1-(HS)-1,12-C 2 B 10 H 11(1- p)和两个B-
硫代异构体9-(HS)-1,7-C 2 B 10 H 11(9- m)和9-(HS)-1,2-C 2 B 10 H 11(9- o)示出了两种类型的反应组成:首先,从除去SH基团的闭合
碳-dicarbadodecaborane骨架,和第二,骨骼异构化从邻位到间位到第导致新的异构体。还观察到以前从未报道过的从
碳到
硼的SH跳跃。讨论了巯基对骨骼重排的影响。异构化产物是基于其计算获得的偶极矩与其气相色谱保留时间的相关性进行分配的。单
硫醇化物质分子能的计算结果表明,所计算的相对稳定性与异构化产物的发生率和相对量之间具有良好的一致性。两种起始的B-
硫醇化异构体9