methyl 3-methyl-N-({[(1R,2R)-2-pent-4-en-1-ylcyclopentyl]oxy}carbonyl)-L-valyl-(4R)-4-[(6-methoxy-2-vinylquinolin-3-yl)oxy]-L-prolinate 在
Zhan Catalyst 作用下,
以
1,2-二氯乙烷 为溶剂,
反应 2.0h,
以84%的产率得到methyl (3aR,7S,10S,12R,20E,24aR)-7-tert-butyl-16-methoxy-5,8-dioxo-1,2,3,3a,5,6,7,8,11,12,22,23,24,24a-tetradecahydro-10H-9,12-methanocyclopenta[18,19][1,10,3,6]dioxadiazacyclononadecino[12,11-b]quinoline-10-carboxylate