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An expeditious FeCl3-catalyzed cascade 1,4-conjugate addition/annulation/1,5-H shift sequence for modular access of all-pyrano-moiety-substituted chromenes |
Xinwei He,* Ruxue Li, Pui Ying Choy, Jiahui Duan, Zhenzhen Yin, Keke Xu, Qiang Tang, Rong-Lin Zhong, Yongjia Shang,* Fuk Yee Kwong* Chemical Science 2022, 13, 13617-13622. |