7-(5,5-difluoro-1,3,7,9-tetramethyl-5H-4λ4,5λ4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-10-yl)heptanoic acid   、                                                                                      
3-O-sulfo-1-O-β-D-galactosyl-erythro-sphingosine                                                                                                                                                              在
                                                                                                                                                                                 (benzotriazol-1-yloxy)tris(dimethylamino)phosphonium salt   、                                                                                                  
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃   、                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 24.0h,
                                                                                                                以46%的产率得到3-O-sulfo-D-galactosyl-β1-1'-N-[7-(4,4difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene-8-yl)heptanoyl]-erythro-sphingosine