The invention relates to a novel process, novel process step(s) and novel intermediate(s) useful for the preparation of 1,4-disubstituted pyridazine compounds, such as 5-(1 H-Pyrazol-4-yl)-2-(6- ((2,2,6,6-tetramethylpiperidin-4-yl)oxy)pyridazin-3-yl)phenol.
本发明涉及一种新型工艺、新型工艺步骤和新型中间体,用于制备1,4-二取代
吡嗪化合物,例如5-(1H-
吡唑-4-基)-2-(6-((
2,2,6,6-四甲基哌啶-4-基)氧基)
吡啶-3-基)
苯酚。