- 3 H-indazoles via 1 , 3-dipolar cycloaddition of arynes with 6-diazocyclohex-2-en-1-one derivatives and fused-2 H-indazoles by subsequent rearrangement †

State Key Laboratory of Applied Organic Chemical Engineering, Lanzhou Univers chengb@lzu.edu.cn Key Laboratory of Chemical Genomics, Scho Shenzhen Graduate School of Peking Univ zhaihb@pkusz.edu.cn Collaborative Innovation Center of Chem Tianjin 300071, China † Electronic supplementary information (E NMR spectra and HRMS data. CCDC 15770 CIF or other electronic format see DOI: 10 Cite this: RSC Adv., 2017, 7, 54087