1: alcohol; H2S; ammonia
3: H2S; alcohol; ammonia / Kochen des entstandenen 4-Chlor-6-nitro-2-hydroxylamino-toluols mit Salzsaeure + KI
4: Ersatz der NH2-Gruppe durch Chlor
View Scheme
pyridine; trifluoroacetic anhydride in tetrahydrofuran
24 h; Heating;
参考文献
Zbarskii, V. L.; Yudin, N. V.; Ivchenko, A. N.; Derevitskaya, A. G.
Russian Journal of Organic Chemistry, 1995 , vol. 31, # 8 p. 1075 - 1076
Zhurnal Organicheskoi Khimii, 1995 , vol. 31, # 8 p. 1182 - 1183
Parkes; Farthing
Journal of the Chemical Society, 1948 , p. 1275,1277
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Ryan; O'Riordan
Pr. Irish Acad., 1918 , vol. 34 B, p. 174,181, 182