Gharpure, M. M.; Joshi, P. L.; Rao, A. S.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1986 , vol. 25, p. 1214 - 1215
2,4-dinitrobenzenesulfonic acid hydrate in acetonitrile
T=80°C; 12 h; Title compound not separated from byproducts.;
参考文献
Sanz, Roberto; Martinez, Alberto; Guilarte, Veronica; Alvarez-Gutierrez, Julia M.; Rodriguez, Felix
European Journal of Organic Chemistry, 2007 , # 28 p. 4642 - 4645