2-(methylsulfonyl)ethyl 6'-bromo-1',2'-dihydro-4-hydroxy-5-methyl-3-<<<5-nitro-2,6-bis(phenylmethoxy)-4-pyrimidinyl>amino>methyl>-2'-oxospiro<2-cyclopentene-1,3'-<3H>indole>-2-carboxylate 在
苯亚硒酸酐 作用下,
以
1,4-二氧六环 为溶剂,
反应 2.0h,
以91%的产率得到2-(methylsulfonyl)ethyl 6'-bromo-1',2'-dihydro-5-hydroxy-5-methyl-3-<<<5-nitro-2,6-bis(phenylmethoxy)-4-pyrimidinyl>amino>methyl>-2',4'-dioxospiro<2-cyclopentene-1,3'-<3H>indole>-2-carboxylate