4-(Methylsulphonyl)phenylhydrazine → 3-[2-(4-Methanesulfonyl-phenyl)-2H-pyrazol-3-yl]-1-phenyl-1H-pyridazin-4-one

HRID 1924499

Reaction equation

HRID 1924499 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]=[CH:16][CH:15]=2)[N:8]=1)=O.[CH3:21][S:22]([C:25]1[CH:30]=[CH:29][C:28]([NH:31]N)=[CH:27][CH:26]=1)(=[O:24])=[O:23]>>[CH3:21][S:22]([C:25]1[CH:30]=[CH:29][C:28]([N:31]2[C:5]([C:7]3[C:12](=[O:13])[CH:11]=[CH:10][N:9]([C:14]4[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=4)[N:8]=3)=[CH:4][CH:3]=[N:2]2)=[CH:27][CH:26]=1)(=[O:23])=[O:24]

Participants

3

Reactant 2

HCID 701424-(Methylsulphonyl)phenylhydrazineHCID 12742246(E)-3-(3-(Dimethylamino)acryloyl)-1-phenylpyridazin-4(1H)-one

Product 1

HCID 462195773-[2-(4-Methanesulfonyl-phenyl)-2H-pyrazol-3-yl]-1-phenyl-1H-pyridazin-4-oneYield 12%

Procedure

The product was obtained starting from 3-((E)-3-Dimethylamino-acryloyl)-1-phenyl-1H-pyridazin-4-one (A-1) and 4-(methylsulfonyl)phenylhydrazine according to the method described for Example 1 in 12% yield. MS: M=392.9 (M+H)+

Workup

  1. customThe product was obtained

Sources & evidence

ORD record
ord-5a2d8a3e399541eda643954dddff339f
Source dataset
uspto-grants-2012_05
Patent number
US08178538B2

Linked notes

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