Product Name: Aminophenazone
Synonyms: Metamizole EP Impurity D;1-Phenyl-2,3-dimethyl-4-dimethylaminopyrazolone-5;2,3-Dimethyl-4-dimethylamino-1-phenyl-5-pyrazolone;3H-Pyrazol-3-one, 4-(dimethylamino)-1,2-dihydro-1,5-dimethyl-2-phenyl-;3-keto-1,5-Dimethyl-4-dimethylamino-2-phenyl-2,3-dihydropyrazole;3-Pyrazolin-5-one, 4-(dimethylamino)-2,3-dimethyl-1-phenyl-;4-(dimethylamino)-1,2-dihydro-1,5-dimethyl-2-phenyl-3h-pyrazol-3-on;4-(dimethylamino)-1,2-dihydro-1,5-dimethyl-2-phenyl-3h-pyrazol-3-one
CAS: 58-15-1
MF: C13H17N3O
MW: 231.3
EINECS: 200-365-8
Product Categories: Aromatics;Heterocycles;Intermediates & Fine Chemicals;Pharmaceuticals;Miscellaneous
Mol File: 58-15-1.mol
Aminophenazone Structure
Aminophenazone Chemical Properties
Melting point 107-109 °C(lit.)
Boiling point 373.38°C (rough estimate)
density 1.0744 (rough estimate)
refractive index 1.6140 (estimate)
storage temp. Refrigerator
pka pKa 5.0 (Uncertain)
form Crystalline Powder, Crystals and/or Chunks
color Off-white to brownish
Water Solubility 5.55 g/100 mL
Sensitive Air & Light Sensitive
Merck 14,474
Stability: Stable. Incompatible with strong oxidizing agents, strong acids, strong bases. Light sensitive. Degrades under the action of mild oxidizing agents in the presence of moisture or water.
InChIKey RMMXTBMQSGEXHJ-UHFFFAOYSA-N
CAS DataBase Reference 58-15-1(CAS DataBase Reference)
NIST Chemistry Reference Aminopyrine(58-15-1)
EPA Substance Registry System 3H-Pyrazol-3-one, 4-(dimethylamino)-1,2-dihydro- 1,5-dimethyl-2-phenyl-(58-1