Palladium(II)-catalyzed aerobic intramolecular allylic C H activation for the synthesis of indolines
作者:Changrui Xu、Zhengxing Wu、Jianzhong Chen、Fang Xie、Wanbin Zhang
DOI:10.1016/j.tet.2017.02.040
日期:2017.4
A method for the preparation of indolines via palladium-catalyzed aerobic intramolecular allylic CH activation was developed. Oxygen was successfully used as oxidant with catalytic amount of 1,4-benzoquinone. 16 examples were reported, the majority of substrates gave moderate to good yields.
开发了一种通过钯催化的好氧分子内烯丙基C H活化制备二氢吲哚的方法。氧气已成功用作催化量为1,4-苯醌的氧化剂。报告了16个实施例,大多数底物的产率中等至良好。