Pyridazines. Part V. Preparation and reactions of some dialkylaminopyridazinones
作者:Justus K. Landquist、Craig W. Thornber
DOI:10.1039/p19730001114
日期:——
Reactions of 4(5)-chloro-6-hydroxypyridazin-3(2H)-one and of 4,5-dichloro- and 4,5,6-trichloropyridazin-3(2H)-ones with amines are described. 6-Butoxy-4- and 5-morpholinopyridazin-3(2H)-ones are obtained by alkylation of 6-hydroxy-4(or 5)-morpholinopyridazin-3(2H)-one and also from 6-butoxy-4- and 5-chloropyridazin-3(2H)-ones. They are O-alkylated by Meerwein's reagent.
的4(5)反应,氯-6- hydroxypyridazin-3(2 ħ) -酮和4,5-二氯和4,5,6- trichloropyridazin-3(2 ħ) -酮与胺进行了描述。通过6-羟基-4(或5)-吗啉并哒嗪-3(2 H)-1以及6-丁氧基-4的烷基化反应获得6-Butoxy-4-和5-morpholinopyridazin- 3(2 H)-one。 -和5-氯哒嗪-3(2 H)-。它们通过Meerwein试剂被O-烷基化。