Vasilevsky, Sergei F.; Tretyakov, Eugene V., Liebigs Annalen, 1995, # 5, p. 775 - 780
作者:Vasilevsky, Sergei F.、Tretyakov, Eugene V.
DOI:——
日期:——
Vasilevsky S. F., Tretyakov E. V., Verkruijsse H. D., Synth. Commun, 24 (1994) N 12, S 1733-1736
作者:Vasilevsky S. F., Tretyakov E. V., Verkruijsse H. D.
DOI:——
日期:——
A Convenient Synthesis of 4-Chloro- and 4-Bromocinnolines from o-Aminophenylacetylenes
作者:S. F. Vasilevsky、E. V. Tretyakov、H. D. Verkruijsse
DOI:10.1080/00397919408010177
日期:1994.6
Abstract 4-Chlorocinnolines and 4-bromocinnolines have been obtained in fair to good yields by diazotation of o-aminophenylacetylenes with sodiumnitrite and concentrated hydrochloric acid or hydrobromicacid at temperatures between 25 and 30°C.