N2-acetyl-N6-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-lysyl-L-valyl-N-[4-({[(2-{[(3R,5S,7R,8R)-7-{(1E,3E)-5-[(2S,3S,5R,6R)-5-{[(2Z,4S)-4-(acetyloxy)pent-2-enoyl]amino}-3,6-dimethyltetrahydro-2H-pyran-2-yl]-3-methylpenta-1,3-dien-1-yl}-8-hydroxy-1,6-dioxaspiro[2.5]oct-5-yl]acetyl}hydrazinyl)carbonyl]oxy}methyl)phenyl]-N5-carbamoyl-L-ornithinamide 在
哌啶 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 0.33h,
以50%的产率得到N
2-acetyl-L-lysyl-L-valyl-N-[4-({[(2-{[(3R,5S,7R,8R)-7-{(1E,3E)-5-[(2S,3S,5R,6R)-5-{[(2Z,45)-4-(acetyloxy)pent-2-enoyl]amino}-3,6-dimethyltetrahydro-2H-pyran-2-yl]-3-methylpenta-1,3-dien-1-yl}-8-hydroxy-1,6-dioxaspiro[2.5]oct-5-yl]acetyl}hydrazinyl)carbonyl]oxy}methyl)phenyl]-N
5-carbamoyl-L-ornithinamide, acetate