5,5-difluoro-1,3,7,9-tetramethyl-10-(4-(prop-2-yn-1-yloxy)phenyl)-5H-4λ4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-5-uide                                                                                                                                                              在
                                                                                                                                                                                 
N-溴代丁二酰亚胺(NBS)                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以73.7 %的产率得到2,6-dibromo-4,4-difluoro-1,3,5,7-tetramethyl-8-[4-(prop-2-ynyloxy)phenyl]-4-bora-3a,4a-diaza-s-indacene