Synthesis of coumarins derivatives via decarboxylative cross-coupling of coumarin-3-carboxylic acid with benzylic C(sp3)-H bond
2018
Hao, Shuang-hong | Li, Li-Xia | Dong, Dao-Qing | Wang, Zu-Li | Yu, Xian-Yong
The reaction of coumarin-3-carboxylic acid with benzylic C(sp3)-H bond was established in this paper. A series of 3-benzylcoumarin derivatives were efficiently isolated in moderated to high yield using Cu(OAc)2 as catalyst and TBPB as oxidant.
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