tert-butyl ((3R,4R,5S)-4-((tert-butyldimethylsilyl)oxy)-1-(3-isothiocyanatopyridin-4-yl)-5-methylpiperidin-3-yl)carbamate 、
3-(azidomethyl)-6-(2,6-difluoro-4-((tetrahydro-2H-pyran-4-yl)oxy)phenyl)pyridazine 在
三甲基膦 作用下,
以
四氢呋喃 为溶剂,
反应 0.5h,
生成 tert-butyl ((3R,4R,5S)-4-((tert-butyldimethylsilyl)oxy)-1-(3-((2-(2,6-difluoro-4-((tetrahydro-2H-pyran-4-yl)oxy)phenyl)imidazo[1,5-b]pyridazin-7-yl)amino)pyridin-4-yl)-5-methylpiperidin-3-yl)carbamate