| Identification | More | [Name]
3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one | [CAS]
89-36-1 | [Synonyms]
1-(4'-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE
1-(4-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE
1-(4-SULPHOPHENYL)-3-METHYL-5-PYRAZOLONE
1-(P-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE
3-METHYL-1-(4-SULFOPHENYL)-2-PYRAZOLIN-5-ONE
3-METHYL-1-(4'-SULFOPHENYL)-5-PYRAZOLONE
3-METHYL-1-(P-SULFOPHENYL)-2-PYRAZOLIN-5-ONE
3-METHYL-1-P-SULFOPHENYL-5-PYRAZOLONE
3-METHYL-1-(SULFOPHENYL)-2-PYRAZOLIN-5-ON
4-(3-METHYL-5-OXO-2-PYRAZOLIN-1-YL)BENZENESULFONIC ACID
4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzenesulfonic acid
4-PYRAZOLIC ACID
METHYLPHENYLPYRAZOLONE-4-SULFONIC ACID
P-(3-METHYL-5-OXO-2-PYRAZOLIN-1-YL)BENZENESULFONIC ACID
PHENYLMETHYLPYRAZOLE-4-ACID
P-SULFOMETHYL PHENYL PYRAZOLONE
PYRAZOLINE G
PYRAZOLONE G
1-(4-Sulfonphenyl)-3-methyl-5-pyrazolone
3-Methyl-1-(4-sulfonphenyl)-5-pyrazolone | [EINECS(EC#)]
201-901-3 | [Molecular Formula]
C10H10N2O4S | [MDL Number]
MFCD00020756 | [Molecular Weight]
254.26 | [MOL File]
89-36-1.mol |
| Chemical Properties | Back Directory | [Appearance]
BEIGE POWDER | [Melting point ]
>252 °C (dec.) (lit.) | [density ]
1.4456 (rough estimate) | [vapor pressure ]
0.001Pa at 20℃ | [refractive index ]
1.5650 (estimate) | [storage temp. ]
Sealed in dry,Room Temperature | [form ]
Powder | [pka]
pKa 4.90 (H2O
t = 37
I = 0.15) (Uncertain) | [color ]
White to Orange to Green | [Water Solubility ]
5 g/L (20 ºC) | [BRN ]
619424 | [InChIKey]
CWJQQASJVVAXKL-UHFFFAOYSA-N | [LogP]
-2.04 at 23℃ and pH7 | [CAS DataBase Reference]
89-36-1(CAS DataBase Reference) | [EPA Substance Registry System]
89-36-1(EPA Substance) |
| Questions And Answer | Back Directory | [Uses]
3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one acts as a reagent for the identification of sulfonic acids as efficient ecto-5'-nucleotidase inhibitors. Ecto-5'-nucleotidase inhibition is thought to provide an attractive approach to cancer therapy. |
| Safety Data | Back Directory | [Hazard Codes ]
C | [Risk Statements ]
R34:Causes burns. | [Safety Statements ]
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 label where possible) . | [RIDADR ]
UN 1759 8/PG 2
| [WGK Germany ]
1
| [HazardClass ]
8 | [PackingGroup ]
II | [HS Code ]
29331990 |
| Hazard Information | Back Directory | [Chemical Properties]
BEIGE POWDER | [Definition]
ChEBI: 4-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid is an organosulfur compound and a sulfonic acid derivative. |
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