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5-PHENOXY-2-PHENYL-6-(1H-1,2,4-TRIAZOL-3-YL)-3(2H)-PYRIDAZINONE synthesis

4synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 4 steps
1: 20 h / 20 °C
2: ammonia / methanol / 0.75 h / 20 °C
3: 0.25 h / 90 °C
4: hydrazine hydrate; acetic acid / 1.5 h / 90 °C

References:

WO2012/120195,2012,A1