ChemicalBook--->CAS DataBase List--->1672-58-8

1672-58-8

1672-58-8 Structure

1672-58-8 Structure
IdentificationBack Directory
[Name]

N-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)formamide
[CAS]

1672-58-8
[Synonyms]

NSC 60565
4-ForMaMidoantipyrine
carboxamidoantipyrine
4-Formylaminoantipyrin
N-AntipyrinylforMaMide
Metamizole EP Impurity A
N-(1,5-Dimethyl-3-oxo-2-
Formamide, N-antipyrinyl-
Metamizole impurity A CRS
WLN: T5NNVJ A1 BR& DMVH E1
4-ForMylaMinoantipyrine FAA
4-Formylamino-1,5-dimethyl-2-phenyl
MetaMizole IMpurity A (4-ForMylaMino Antipyrine)
Metamizole EP Impurity A (4-Formylamino Antipyrine)
N-(1,5-dimethyl-3-oxo-2-phenyl-4-pyrazolyl)formamide
N-(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)formamide
4-Carboxamido-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one
N-(3-keto-1,5-dimethyl-2-phenyl-pyrazol-4-yl)formamide
N-(1,5-dimethyl-3-oxo-2-phenyl-pyrazol-4-yl)methanamide
Metamizole Sodium Impurity 1(Minocycline EP Impurity A)
Metamizole Sodium Impurity 1(Metamizole Sodium EP Impurity A)
1,2-Dihydro-4-formylamino-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one
4-CARBOXAMIDO-1,2-DIHYDRO-1,5-DIMETHYL-2-PHENYL-3H-PYRAZOLE-3-ONE
1,5-Dimethyl-2-phenyl-4-(formylamino)-1,2-dihydro-3H-pyrazole-3-one
N-(1,5-diMethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)forMaMide
N-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)formamide
N-[1-(1-cyclohexa-1,3-dienyl)-2,3-dimethyl-5-oxo-4-pyrazolyl]formamide
Formamide, N-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)-
[EINECS(EC#)]

216-808-3
[Molecular Formula]

C12H13N3O2
[MDL Number]

MFCD00085457
[MOL File]

1672-58-8.mol
[Molecular Weight]

231.25
Chemical PropertiesBack Directory
[Melting point ]

189-192?C
[Boiling point ]

400.1±55.0 °C(Predicted)
[density ]

1.29±0.1 g/cm3 (20 ºC 760 Torr)
[storage temp. ]

Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
[solubility ]

Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
[form ]

neat
[pka]

12.72±0.20(Predicted)
[BRN ]

217665
[Major Application]

pharmaceutical small molecule
[InChI]

1S/C12H13N3O2/c1-9-11(13-8-16)12(17)15(14(9)2)10-6-4-3-5-7-10/h3-8H,1-2H3,(H,13,16)
[InChIKey]

WSJBSKRPKADYRQ-UHFFFAOYSA-N
[SMILES]

CN1N(C(=O)C(NC=O)=C1C)c2ccccc2
Safety DataBack Directory
[Hazard Codes ]

Xn
[Risk Statements ]

20/22
[WGK Germany ]

3
[Storage Class]

11 - Combustible Solids
[Hazard Classifications]

Acute Tox. 4 Oral
Raw materials And Preparation ProductsBack Directory
Hazard InformationBack Directory
[Chemical Properties]

Light Tan Solid
[Uses]

A metabolite of Dipyrone, a nonsteroidal anti-inflammatory drug.
[Definition]

ChEBI: A pyrazolone that is 1,2-dihydro-3H-pyrazol-3-one substituted by a formaylamino group at position 4, methyl groups at positions 1 and 5 and a phenyl group at position 2. It is a metabolite of aminophenazone.
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