A New One-Pot Synthesis of 2-Quaternary 1,3-Diketones - Ren, Shi-Kuo; Wang, Fei; Dou, Hua-Ni; Fan, Chun-An; He, Lan; Song, Zhen-Lei; Xia, Wu-Jiong; Li, De-Run; Jia, Yan-Xing; Li, Xin; Tu, Yong-Qiang (Synthesis, 2001)