urea; sodium nitrite in N,N-dimethyl-formamide
48 h; Ambient temperature;
参考文献
Bowman, W. Russell; Brown, David S.; Burns, Catherine A.; Crosby, David
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1993 , # 17 p. 2099 - 2106