Heilmittelchemische Studien in der heterocyclischen Reihe. 33. Mitteilung. Pyridazine XII. Über 1-Aryl-2-alkyl-3,6-dioxo-1,2,3,6-tetrahydro-pyridazine
作者:J. Druey、Kd. Meier、A. Staehelin
DOI:10.1002/hlca.19620450514
日期:——
Several 1,2-disubstituted 3,6-dioxo-1,2,3,6-tetrahydro-pyridazines have been prepared. Direct alkylation of 1-aryl-3-hydroxy-6-oxo-1,6-dihydro-pyridazines with dialkyl sulfates is shown to give either 1-aryl-2-alkyl-3,6-dioxo-1,2,3,6-tetrahydro-pyridazines or a mixture of these with 1-aryl-3-alkoxy-6-oxo-1,6-dihydro-pyridazines.
已经制备了几种1,2-二取代的3,6-二氧-1,2,3,6-四氢哒嗪。显示1-芳基-3-羟基-6-氧代-1,6-二氢-哒嗪与硫酸二烷基酯直接烷基化可得到1-芳基-2-烷基-3,6-二氧代-1,2,3, 6-四氢哒嗪或它们与1-芳基-3-烷氧基-6-氧代-1,6-二氢哒嗪的混合物。