Basic information Safety Supplier Related

1-(3-Sulfophenyl)-3-methyl-5-pyrazolone

Basic information Safety Supplier Related

1-(3-Sulfophenyl)-3-methyl-5-pyrazolone Basic information

Product Name:
1-(3-Sulfophenyl)-3-methyl-5-pyrazolone
Synonyms:
  • 1-(M-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE
  • 1-(3'-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE
  • 1-(3-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE
  • 3-PYRAZOLIC ACID
  • (4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)benzenesulphonic acid
  • 3-Methyl-1-(3-sulfophenyl)-2-pyrazolin-5-one
  • 3-(5-keto-3-methyl-4H-pyrazol-1-yl)benzenesulfonic acid
  • Benzenesulfonic acid, 3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-
CAS:
119-17-5
MF:
C10H10N2O4S
MW:
254.26
EINECS:
204-303-0
Product Categories:
  • Intermediates of Dyes and Pigments
Mol File:
119-17-5.mol
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1-(3-Sulfophenyl)-3-methyl-5-pyrazolone Chemical Properties

Melting point:
335 °C (lit.)
Density 
1.53±0.1 g/cm3(Predicted)
vapor pressure 
0.001Pa at 20℃
storage temp. 
2-8°C
form 
Powder
pka
-0.73±0.30(Predicted)
LogP
-2.05 at 23℃
CAS DataBase Reference
119-17-5(CAS DataBase Reference)
EPA Substance Registry System
Benzenesulfonic acid, 3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- (119-17-5)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
43
Safety Statements 
36/37
WGK Germany 
1

MSDS

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1-(3-Sulfophenyl)-3-methyl-5-pyrazolone Usage And Synthesis

Chemical Properties

light yellow crystalline powder

Uses

1-(3-Sulfophenyl)-3-methyl-5-pyrazolone [1-(3′-sulfophenyl)-3-methyl-5-pyrazolone] may be used to synthesize α-Pigment Yellow 191.

1-(3-Sulfophenyl)-3-methyl-5-pyrazoloneSupplier

3B Pharmachem (Wuhan) International Co.,Ltd.
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Adamas Reagent, Ltd.
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Shanghai Longsheng chemical Co.,Ltd.
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021-58099652-8005 13585536065
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Shanghai Hanhong Scientific Co.,Ltd.
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XiaoGan ShenYuan ChemPharm co,ltd
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