4-carboxy-6-(3-fluoro-4-methylphenyl)-2-isobutyl-2H-pyridazin-3-one → 4-carboxy-2-isobutyl-6-phenyl-2H-pyridazin-3-one
Reaction equation
[C:1]([C:4]1[C:5](=[O:22])[N:6]([CH2:18][CH:19]([CH3:21])[CH3:20])[N:7]=[C:8]([C:10]2[CH:15]=[CH:14][C:13](C)=[C:12](F)[CH:11]=2)[CH:9]=1)([OH:3])=[O:2].C(N1C(=O)C(C(OC)=O)=CC(C2C=CC=CC=2)=N1)C(C)C>>[C:1]([C:4]1[C:5](=[O:22])[N:6]([CH2:18][CH:19]([CH3:20])[CH3:21])[N:7]=[C:8]([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)[CH:9]=1)([OH:3])=[O:2]Participants
3
Procedure
Following the procedure of Example 1 (7), 2-isobutyl-4-methoxycarbonyl-6-phenyl-2H-pyridazin-3-one was reacted to yield the title compound as colorless fine-needles (yield: 82.5%).
Workup
- customwas reacted