Synthesis of Esterified/Fused Isocoumarins via Rh-Catalyzed C—H Activation/Transannulative Coupling/Annulation of Phthalic Anhydrides with Cyclic 2-Diazo-1,3-diketones and Methanol
Mingzhou Shang, Lanlan Zhang, Miaomiao Chen, Wangcheng Hu, Xinwei He, Hongjian Lu
Chinese Journal of Organic Chemistry . 2022, (11): 3816 -3823 .  DOI: 10.6023/cjoc202205039