p-Hydrazinobenzenesulphonamide → 4-{5-[4-Oxo-1-(3-trifluoromethoxy-phenyl)-1,4-dihydro-pyridazin-3-yl]-pyrazol-1-yl}-benzenesulfonamide

HRID 1924523Notes

Reaction equation

HRID 1924523 reaction equation
C[N:2](C)/[CH:3]=[CH:4]/[C:5]([C:7]1[C:12](=[O:13])[CH:11]=[CH:10][N:9]([C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([O:20][C:21]([F:24])([F:23])[F:22])[CH:15]=2)[N:8]=1)=O.[NH:26]([C:28]1[CH:33]=[CH:32][C:31]([S:34]([NH2:37])(=[O:36])=[O:35])=[CH:30][CH:29]=1)N>>[O:13]=[C:12]1[CH:11]=[CH:10][N:9]([C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([O:20][C:21]([F:24])([F:23])[F:22])[CH:15]=2)[N:8]=[C:7]1[C:5]1[N:26]([C:28]2[CH:33]=[CH:32][C:31]([S:34]([NH2:37])(=[O:35])=[O:36])=[CH:30][CH:29]=2)[N:2]=[CH:3][CH:4]=1

Participants

3

Reactant 2

HCID 78105p-HydrazinobenzenesulphonamideHCID 593701233-((E)-3-Dimethylamino-acryloyl)-1-(3-trifluoromethoxy-phenyl)-1H-pyridazin-4-one

Product 1

HCID 462200424-{5-[4-Oxo-1-(3-trifluoromethoxy-phenyl)-1,4-dihydro-pyridazin-3-yl]-pyrazol-1-yl}-benzenesulfonamide

Procedure

Reaction of 3-((E)-3-Dimethylamino-acryloyl)-1-(3-trifluoromethoxy-phenyl)-1H-pyridazin-4-one (A-6) and 4-hydrazino-benzenesulfonamide according to example 43 gave the desired product. MS: M=478.0 (M+H)+

Sources & evidence

ORD record
ord-b2cc60c78c48451c8b1cef714a289618
Source dataset
uspto-grants-2012_05
Patent number
US08178538B2

Reaction notes

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