反应条件
1: Cl2, dimethylformamide / 5 h / 40 °C
2: 80 percent / 2.) conc. HCl / 2.) acetic acid, heating;
View Scheme
参考文献
Yasuda, Naohiko; Yamatani, Tetsuo; Ohnuki, Takashi; Okutsu, Masaru
Journal of Heterocyclic Chemistry, 1984 , vol. 21, p. 1845 - 1848