Synthesis, structure, and reactivity of C-isopropyl-ortho-carborane organoboron derivatives
作者:S. V. Svidlov、Ya. Z. Voloshin、N. S. Yurgina、T. V. Potapova、A. Yu. Belyy、I. V. Ananyev、Yu. N. Bubnov
DOI:10.1007/s11172-014-0745-x
日期:2014.10
A reaction of isopropyl-ortho-carborane with n-butyllithium, followed by treatment of the lithium derivative formed with boron trichloride, chlorodimethoxyborane, or chloropinacolatoborane furnished C-boryl-ortho-carboranes 1a-c. Further functionalization of 1-Cl2B-2-Pri-1,2-C2B10H10 (1a) with pentafluorophenylmagnesium bromide or pentafluorophenol led to 1-(C6F5)2B-2-Pri-1,2-C2B10H10 (2) and (1-(C6F5O)B-2-Pri-1
异丙基-邻-碳硼烷与正丁基锂反应,然后用三氯化硼、氯二甲氧基硼烷或氯频那醇硼烷处理形成的锂衍生物,得到 C-硼基-邻-碳硼烷 1a-c。用五氟苯基溴化镁或五氟苯酚对 1-Cl2B-2-Pri-1,2-C2B10H10 (1a) 进行进一步官能化,生成 1-(C6F5)2B-2-Pri-1,2-C2B10H10 (2) 和 (1-( C6F5O)B-2-Pri-1,2-C2B10H10)2O (3) 分别。1-(MeO)2B-2-Pri-1,2-C2B10H10 (1b) 与 BH3 与 THF 和二甲硫醚的络合物的反应产生碳硼基硼烷加合物 4a,b。使用 1-H2B-2-Pri-1,2-C2B10H10 与二甲基硫醚 4b 的络合物作为硼氢化剂与己-1-烯和苯乙炔反应,使我们能够获得二烷基-和二(苯基烯烃)-含有 C-异丙基-邻-碳硼基硼烷,分别。C-异丙基-邻-碳硼烷基二甲氧基硼烷与三烯丙基硼烷的反应导致两个