2,2,4,4,9,9,11,11,13,13,15,15,17,17,21,21-hexadecamehyl-2,4,9,11,13,15,17,21-octasilahexacyclo[10.5.3.15,8.06,18.07,20.014,19]henicosa-1(18),5,7,12(20),14(19)-pentaene (2) as silyl-substituted [5]radialene derivative. This was reacted with lithium metal in THF to give dark red crystals of the tetralithium salt (4) of 2. The molecular structure of tetraanion of 2 with a novel ten-center, fourteen-electron
3,3,6,6,8,8,11,11,14,14,16,16,19,19,21,21-十六甲基-3,6,8,11,14,16,19的反应,21-octasilacyclohenicosa-1,4,9,12,17-pentayne 与过量摩尔量的 [Mn(CO)3(Me-Cp)] 在
四氢呋喃 (THF) 中在光
化学和回流条件下产生 2,2,4 ,4,9,9,11,11,13,13,15,15,17,17,21,21-hexadecamehyl-2,4,9,11,13,15,17,21-octasilahexacyclo[10.5.3.15 ,8.06,18.07,20.014,19]henicosa-1(18),5,7,12(20),14(19)-
戊烯(2)作为甲
硅烷基取代的[5]radialene衍
生物。将其与 THF 中的
锂金属反应,得到 2 的四
锂盐 (4) 的深红色晶体。 通过 X 射线晶体学建立了具有新型十中心、十四电子