3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one cas no:89-36-1
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;
Name3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one
CAS89-36-1
SynonymsBenzenesulfonicacid, 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;
EINECS(EC#)201-901-3
Molecular FormulaC10H10N2O4S
Molecular Weight254.26
AppearanceBeige powder.
storage tempKeep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Hazard C:Corrosive;
Risk R34
Safety
Hazard Codes: 
C
Risk Statements: 34
R34:Causes burns.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 1759 8/PG 2
WGK Germany: 1
