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1-(2,5-Dichloro-4-Sulfophenyl)-3-Methyl-5-Pyrazolone Monohydrate

1-(2,5-Dichloro-4-Sulfophenyl)-3-Methyl-5-Pyrazolone Monohydrate / CAS : 84-57-1

Appearance White powder UN -
HS 29331990 DG Class -
Synonyms Dichlorosulfophenyl-3-Methylpyrazolone; 2,5-Dichloro-4-(4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl)-Benzenesulfonicacid; Benzenesulfonicacid,2,5-Dichloro-4-(4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1; Benzenesulfonicacid,2,5-Dichloro-4-(4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Y; Dichlorsulfofenyl-Methylpyrazolon; 1-(2,5-Dichloro-4-Sulfophenyl)-3-Methyl-2-Pyrazolin-5-One; 1-(2,5-Dichloro-4-Sulfophenyl)-3-Methyl-5-Pyrazolone; 1-(2,5-Dichloro-4-Sulfophenyl)-3-Methyl-5(4H)-Pyrazolone
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Properties

Summary

Formula
C10H8Cl2N2O4S
Molecular Mass
323.15300
Exact Mass
321.95800
PSA
95.42000
Logp
2.93410
IUPAC
2,5-dichloro-4-(3-methyl-5-oxo-4H-pyrazol-1-yl)benzenesulfonic acid
SMILES
CC1=NN(C(=O)C1)C2=CC(=C(C=C2Cl)S(=O)(=O)O)Cl

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
346 °C (dec.)(lit.)
Density
1.5186 (rough estimate)
Boiling Point
221 ºC
Appearance
White powder
Acidity and Basicity
acidness

Export information

HS Code
29331990
Export Rebate
13
Risk Code
R36/37/38
Safety Label
Xi

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