(1S)-8-aminomethyl-1-chloromethyl-3-{[5-(2-dimethylaminoethoxy)indol-2-yl]carbonyl}-1,2-dihydro-3H-benz[e]indol-5-yl β-D-galactopyranoside 、 5-SFX 在
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 18.0h,
以46%的产率得到5-[[6-[[(1S)-1-(chloromethyl)-3-[5-[2-(dimethylamino)ethoxy]-1H-indole-2-carbonyl]-5-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-1,2-dihydrobenzo[e]indol-8-yl]methylamino]-6-oxohexyl]carbamoyl]-2-(3-hydroxy-6-oxoxanthen-9-yl)benzoic acid