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3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one
[CAS# 89-36-1]

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Complete supplier list of 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one
Identification
Name 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one
Synonyms 3-Methyl-1-(4-sulfophenyl)-5-pyrazolone; 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzenesulfonic acid
Molecular Structure CAS # 89-36-1 (74583-53-2), 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one, 3-Methyl-1-(4-sulfophenyl)-5-pyrazolone, 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzenesulfonic acid
Molecular Formula C10H10N2O4S
Molecular Weight 254.26
CAS Registry Number 89-36-1 (74583-53-2)
EC Number 201-901-3
Properties
Melting point >252 ºC (dec.)
Water solubility 5 g/L (20 ºC)
Safety Data
Hazard Symbols symbol   C    Details
Risk Codes R34    Details
Safety Description S26;S36/37/39;S45    Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Skin corrosionSkin Corr.1BH314
Skin sensitizationSkin Sens.1H317
Chronic hazardous to the aquatic environmentAquatic Chronic3H412
Chronic hazardous to the aquatic environmentAquatic Chronic4H413
Skin sensitizationSkin Sens.1BH317
Specific target organ toxicity - single exposureSTOT SE3H335
Eye irritationEye Irrit.2H319
Serious eye damageEye Dam.1H318
Skin irritationSkin Irrit.2H315
Transport Information UN 1759
SDS Available
Market Analysis Reports
List of Reports Available for 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one
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