(S)-Allyl 2-(N-(2-((tert-butoxycarbonyl)amino)ethyl)-2-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)acetamido)-5-(3-tosylguanidino)pentanoate 在
吗啉 、
四(三苯基膦)钯 作用下,
以
四氢呋喃 为溶剂,
反应 0.5h,
生成 (S)-2-(N-(2-((tert-Butoxycarbonyl)amino)ethyl)-2-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)acetamido)-5-(3-tosylguanidino)pentanoic acid