2-[4-(2-hydroxyethyl)piperazin-1-yl]-1-phenyl-1H-indole-3-carboxaldehyde 、
氯磷酸二乙酯 以to afford phosphoric acid diethyl ester 2-[4-(3-formyl-1-phenyl-1H-indol-2-yl)piperazin-1-yl]ethyl ester (71% yield) as a yellow solid的产率得到phosphoric acid diethyl ester 2-[4-(3-formyl-1-phenyl-1H-indol-2-yl)piperazin-1-yl]ethyl ester