1-(4-Sulfophenyl)-3-methyl-5-pyrazolone → HCID 20433183, compound

HRID 1154501Notes

Reaction equation

HRID 1154501 reaction equation
S(C1C=CC(N2[C:15](=[O:16])[CH:14]=C(C)N2)=CC=1)(O)(=O)=O.S(C1C=C(N2C(=O)C=C(C)N2)C=CC=1)(O)(=O)=[O:19].[Cl:35][C:36]1[CH:41]=[CH:40][C:39]([S:42]([OH:45])(=[O:44])=[O:43])=[CH:38][C:37]=1[N:46]1[C:50](=[O:51])[CH:49]=[C:48]([CH3:52])[NH:47]1.ClC1C=C(S(O)(=O)=O)C(Cl)=CC=1N1C(=O)C=C(C)N1>>[Cl:35][C:36]1[CH:41]=[CH:40][C:39]([S:42]([OH:45])(=[O:44])=[O:43])=[CH:38][C:37]=1[N:46]1[C:50](=[O:51])[CH:49]=[C:48]([C:52]([O:16][CH2:15][CH3:14])=[O:19])[NH:47]1

Participants

5

Reactant 4

HCID 15509271-(4-Sulfophenyl)-3-methyl-5-pyrazoloneHCID 1550950HCID 1550950, compoundHCID 1551307119-17-5HCID 20083996HCID 20083996, compound

Product 1

HCID 20433183HCID 20433183, compound

Procedure

and for economic reasons and performance properties, and preferred pyrazolones are: 1-(4'-sulfophenyl)-3-methyl-5-pyrazolone; 1-(3'-sulfophenyl)-3-methyl-5-pyrazolone; 1-(2'-chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone; and 1-(2',5'-dichloro-4'-sulfophenyl)-3-methyl-5-pyrazolone.

Sources & evidence

ORD record
ord-e1b9a4a88d5d46c688bd0563b8b4bdbb
Source dataset
uspto-grants-1984_12
Patent number
US04490151

Reaction notes

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