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3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one (89-36-1)

Identification
Name:3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one
Synonyms:Benzenesulfonicacid, p-(3-methyl-5-oxo-2-pyrazolin-1-yl)- (7CI,8CI);1-(4'-Sulfophenyl)-3-methyl-5-pyrazolone;1-(p-Sulfophenyl)-3-methyl-5-pyrazolone;1-(p-Sulfophenyl)-3-methylpyrazolin-5-one;3-Methyl-1-(4-sulfophenyl)-5-pyrazolone;3-Methyl-1-(4-sulfophenyl)pyrazolin-5-one;3-Methyl-1-(p-sulfophenyl)-2-pyrazolin-5-one;3-Methyl-1-(p-sulfophenyl)-5-pyrazolone;3-Methyl-1-phenyl-5-pyrazolone-4'-sulfonic acid;4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulfonic acid;Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-;Pyrazoline G;p-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid;
CAS:89-36-1
EINECS: 201-901-3
Molecular Formula: C10H10N2O4S
Molecular Weight: 254.26
InChI: InChI=1/C10H10N2O4S/c1-7-6-10(13)12(11-7)8-2-4-9(5-3-8)17(14,15)16/h2-5H,6H2,1H3,(H,14,15,16)
Molecular Structure: (C10H10N2O4S) Benzenesulfonicacid, p-(3-methyl-5-oxo-2-pyrazolin-1-yl)- (7CI,8CI);1-(4'-Sulfophenyl)-3-methyl-5-py...
Properties
Transport:UN 1759
Density:1.53 g/cm3
Stability:Stable under normal temperatures and pressures.
Appearance:Beige powder.
Specification:

  3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one , with CAS number of 89-36-1, can be called 1-(4-Sulfophenyl)-3-methyl-5-pyrazolone ; 1-(4'-Sulfophenyl)-3-methyl-5-pyrazolone ; 1-(p-Sulfophenyl)-3-methyl-5-pyrazolone ; 1-(p-Sulfophenyl)-3-methylpyrazolin-5-one ; 3-Methyl-1-(4-sulfophenyl)-5-pyrazolone ; Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- ; 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulfonic acid .

Storage Temperature: Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Safety Data
Hazard Symbols C:Corrosive
 

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