4-Chloro-5-(1-methylhydrazinyl)-2-[3-(trifluoromethyl)phenyl]-3(2H)-pyridazinone → HCID 21485872, compound
Reaction equation
Cl[C:2]1[C:3](=[O:28])[N:4]([C:18]2[CH:23]=[CH:22][CH:21]=[C:20]([C:24]([F:27])([F:26])[F:25])[CH:19]=2)[N:5]=[CH:6][C:7]=1[N:8]([CH3:17])[N:9]=[CH:10][C:11]1[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=1.ClC1C(=O)N(C2C=CC=C(C(F)(F)F)C=2)N=CC=1N(C)N>>[F:27][C:24]([F:25])([F:26])[C:20]1[CH:19]=[C:18]([N:4]2[C:3](=[O:28])[CH:2]=[C:7]([N:8]([CH3:17])[NH:9][CH2:10][C:11]3[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=3)[CH:6]=[N:5]2)[CH:23]=[CH:22][CH:21]=1Participants
3
Procedure
Following the process of example 4 and using an equivalent amount of the 4-chloro-2-(3-trifluoromethylphenyl)-5-(1-methyl-2-benzylidenehydrazino)-pyridazin-3(2H)-one above in place of the 4-chloro-2-(3-trifluoromethylphenyl)-5-(1-methylhydrazino)-pyridazin-3(2H)-one used therein there is obtained 2-(3-trifluoromethylphenyl)-5-(1-methyl-2-benzylhydrazino)-pyridazin-3(2H)-one, (m.p. 89° to 90° C).
Sources & evidence
- ORD record
- ord-3401402804d44f10ac3b624abc2600fa
- Source dataset
- uspto-grants-1977_01
- Patent number
- US04002751
Reaction notes
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