2-(1h-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate 、
吲哚美辛 、
2-phenyl-1,3-dioxan-5-yl 4-hydroxybenzoate 、
三乙胺 在
crude mixture 作用下,
以
二氯甲烷 为溶剂,
以to give 2-phenyl-1,3-dioxan-5-yl 4-(2-(1-(4-chlorobenzoyl)-5-methoxy-2-methyl-1H-indol-3-yl)acetoxy)benzoate in 52% yield as an off-white solid的产率得到2-phenyl-1,3-dioxan-5-yl 4-(2-(1-(4-chlorobenzoyl)-5-methoxy-2-methyl-1H-indol-3-yl)acetoxy)benzoate