Product Name: 4-Aminoantipyrine
Synonyms: Metamizole EP Impurity B;4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one;Metamizole Sodium Impurity 2(Minocycline EP Impurity B);4-aminoantipirine;4-Amine-2,3-dimethyl-lphenyl-5-pyrazolone-[5],Ampyrone;4-amino-1,2-dihydro-1,5-dimethyl-2-phenyl-3h-pyrazol-3-on;AKOS BBS-00007964;AMINOANTIPYRINE
CAS: 83-07-8
MF: C11H13N3O
MW: 203.24
EINECS: 201-452-3
Product Categories: PYRAMIDON;Heterocycles, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals;Heterocycles;Intermediates & Fine Chemicals;Metabolites & Impurities;reagent;Drug bulk;Pyridines, Pyrimidines, Purines and Pteredines;Antibiotic Explorer;Pharmaceuticals
Mol File: 83-07-8.mol
Melting point 105-110 °C(lit.)
Boiling point 340 C
density 0.8
bulk density 430kg/m3
refractive index 1.4930 (estimate)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility H2O: 0.1 g/mL, clear
pka pK1: 4.94(+1) (25°C)
form Powder or Crystals
color Yellow to yellow-brown
PH 7.1 (100g/l, H2O, 20℃)(slurry)
Odor Odorless
Water Solubility ca. 500 g/L (20 ºC)
Merck 14,591
BRN 181635
Stability: Stable. May be light sensitive.
LogP -0.257 (est)
CAS DataBase Reference 83-07-8(CAS DataBase Reference)
NIST Chemistry Reference Aminoantipyrene(83-07-8)
EPA Substance Registry System 4-Aminoantipyrene (83-07-8)
Melting point 105-110 °C(lit.)
Boiling point 340 C
density 0.8
bulk density 430kg/m3
refractive index 1.4930 (estimate)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility H2O: 0.1 g/mL, clear
pka pK1: 4.94(+1) (25°C)
form Powder or Crystals
color Yellow to yellow-brown
PH 7.1 (100g/l, H2O, 20℃)(slurry)
Odor Odorless
Water Solubility ca. 500 g/L (20 ºC)
Merck 14,591
BRN 181635
Stability: Stable. May be light sensitive.
LogP -0.257 (est)
CAS DataBase Reference 83-07-8(CAS DataBase Reference)
NIST Chemistry Reference Aminoantipyrene(83-07-8)
EPA Substance Registry System 4-Aminoantipyrene (83-07-8)