3-[5-(3-amino-phenylamino)-3-(4-carboxy-butyl)-pyrazolo[1,5-a]pyrimidin-7-ylamino]-benzoic acid 、
N,N-二异丙基乙胺 、
O-(7-azabenzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate 、
3-(二甲氨基)吡咯烷 以
N-甲基吡咯烷酮 为溶剂,
反应 1.03h,
以provided (11,14)3,5N-{[(3-dimethylamino-pyrrolidine-1-carbonyl)-phen-3-yl]pyrazolo[1,5-a]pyrimidin-2,4-yl-diamino}-(2N,4N)-phenyl-1,5-diaza-cyclotetradecan-6-one (18a) (15 mg)的产率得到Phenyl-1,5-diaza-cyclotetradecan-6-one