Atto 495 、 2-[(3aR,4R,6R,6aR)-6-(hydroxymethyl)-2,2-dinonyltetrahydrofuro[3,4-d] [1,3]dioxol-4-yl]-1,2,4-triazine-3,5(2H,4H)-dione 在
4-二甲氨基吡啶 、
N,N'-二环己基碳二亚胺 作用下,
以
二氯甲烷 为溶剂,
以89.3%的产率得到10-(4-{[(3aR,4R,6R,6aR)-6-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3H)-yl)tetrahydro-2,2-dinonylfuro[3,4-d][1,3]dioxol-4-yl]methoxy}-4-oxobutyl)-3,6-bis(dimethylamino)acridinium perchlorate