Rhodium(iii)-catalyzed [3 + 3] annulation reactions of N-nitrosoanilines and cyclopropenones: an approach to functionalized 4-quinolones
文献信息
Yafeng Liu, Yuan Tian, Kexin Su, Peigen Wang, Xin Guo, Baohua Chen
We report Rh(III)-catalyzed [3 + 3] annulation reactions for the preparation of functionalized 4-quinolones from N-nitrosoanilines and cyclopropenones. This reaction allows C–C bond cleavage and the construction of C–C and C–N bonds via N-nitroso-directed C–H activation. Good regioselectivity is achieved by using unsymmetrical meta-substituted N-nitrosoanilines. With this method, a variety of 4-quinolone derivatives were prepared in moderate to good yields under mild conditions.
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Organic Chemistry Frontiers

Organic Chemistry Frontiers publishes high-quality research from across organic chemistry. Emphases are placed on studies that make significant contributions to the field of organic chemistry by reporting either new or significantly improved protocols or methodologies. Topics include, but are not limited to the following: Organic synthesis Development of synthetic methodologies Catalysis Natural products Functional organic materials Supramolecular and macromolecular chemistry Physical and computational organic chemistry
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