Synthesis of dibenzopyranones and pyrazolobenzopyranones through copper(0)/Selectfluor system-catalyzed double CH activation/oxygen insertion of 2-arylbenzaldehydes and 5-arylpyrazole-4-carbaldehydes |
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| Authors: | Jian Zhang Dongdong Shi Haifeng Zhang Zheng Xu Hanyang Bao Hongwei Jin Yunkui Liu |
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| Institution: | State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology, Zhejiang University of Technology, Hangzhou 310014, China |
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| Abstract: | A mild and efficient protocol for the synthesis of dibenzopyranones and pyrazolobenzopyranones was developed involving a copper(0)/Selectfluor system-catalyzed double C | |
| Keywords: | Dibenzopyranones Copper catalysis Selectfluor Annulation |
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