Lin Lin, Tianbao Wu, Minyan Wang, Ronghui Huang, Xiuxiu Yang, Yue Zhao, Zhuangzhi Shi. "Quaternary Phosphonium Salts Enable Palladium‐Catalyzed Annulative C─H Activation of Aminophosphines with Alkynes." Angewandte Chemie International Edition, 2025. doi:10.1002/anie.202505454