Michael Addition/Hemiketalization Cascade Reaction Between β-Dicarbonyl Compounds and Isatin-Derived α,β-Unsaturated Ketones to Construct 3,4'-Pyran-spirooxindoles
Mingmei Zhang, Feng Sha, Xin-Yan Wu
Chinese Journal of Organic Chemistry . 2025, (4): 1369 -1378 .  DOI: 10.6023/cjoc202406026