pyridine; 4-(N,N-dimethlyamino)pyridine in dichloromethane 24 h; Ambient temperature;
参考文献
Gooding, H.; Roberts, Stanley M.; Storer, Richard
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1994 , # 14 p. 1891 - 1892