反应条件
hydrogenchloride; sodium nitrite; sulfur dioxide
1) < 10 deg C, 10 min, 2) CCl4, room temp., 1 h; Yield given. Multistep reaction. Yields of byproduct given;
参考文献
Yamamoto, Susumu; Morimoto, Katsushi; Sato, Toshiaki
Journal of Heterocyclic Chemistry, 1991 , vol. 28, # 6 p. 1545 - 1547