Y Li, J Jie, W Xiao, H Yang, H Fu - Organic Chemistry Frontiers, 2022 - pubs.rsc.org
Palladium-catalyzed [3+ 3] annulations of 1-alkyl-indolin-2-imines and dialkyl (2-
methylenepropane-1, 3-diyl) dicarbonates leading to pyrido [2, 3-b] indole derivatives have …