2-乙炔噻吩 、 5,5-difluoro-3,7-diiodo-1-(3-methoxy-3-oxopropyl)-2,8,9-trimethyl-5H-5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide triethyl amine 作用下,
以
tetrahydrofuran 为溶剂,
以72%的产率得到Methyl 3-[2,2-difluoro-5,10,11-trimethyl-4,12-bis(2-thiophen-2-ylethynyl)-3-aza-1-azonia-2-boranuidatricyclo[7.3.0.03,7]dodeca-1(12),4,6,8,10-pentaen-6-yl]propanoate