[9-[2-[2-[4-(2-Aminoethyl)-7,10-bis(2-ethoxy-2-oxoethyl)-1,4,7,10-tetrazacyclododec-1-yl]ethylcarbamoyl]phenyl]-6-(diethylamino)xanthen-3-ylidene]-diethylazanium 、
2',3'-isopropylideneadenosine-5'-carboxylic acid 在
盐酸-N-乙基-Nˊ-(3-二甲氨基丙基)碳二亚胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 24.0h,
以40%的产率得到[9-[2-[2-[4-[2-[[(3aR,4R,6S,6aS)-4-(6-aminopurin-9-yl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxole-6-carbonyl]amino]ethyl]-7,10-bis(2-ethoxy-2-oxoethyl)-1,4,7,10-tetrazacyclododec-1-yl]ethylcarbamoyl]phenyl]-6-(diethylamino)xanthen-3-ylidene]-diethylazanium