2-[7,17-Dibromo-2-[2-tri(propan-2-yl)silylethynyl]-6,18-dithiapentacyclo[11.7.0.03,11.05,9.015,19]icosa-1,3(11),4,7,9,12,14,16,19-nonaen-12-yl]ethynyl-tri(propan-2-yl)silane 在
正丁基锂 、
N-氟代双苯磺酰胺 作用下,
以
四氢呋喃 、
正己烷 为溶剂,
反应 16.5h,
以38%的产率得到2-[7,17-Difluoro-2-[2-tri(propan-2-yl)silylethynyl]-6,18-dithiapentacyclo[11.7.0.03,11.05,9.015,19]icosa-1,3(11),4,7,9,12,14,16,19-nonaen-12-yl]ethynyl-tri(propan-2-yl)silane