Synonyms:

Metamizole EP Impurity B;4-amino-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-Pyrazol-3-one;4-Amino-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one;4-amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-on;4-Amminoantipirina;Aminoantipyrin;Aminoazophenazone;Aminoazophene

Canonical SMILES: CC1=C(C(=O)N(N1C)C2=CC=CC=C2)N

HS Code: 29331190

Density:0.8

Boiling Point:340C

Refractive Index:1.4930(estimate)

Melting Point: 105-110 °C(lit.)

Storage: StoreatRT.

PKA: pK1:4.94(+1)(25°C)

Appearance: PowderorCrystals

Hazard Codes: Xn

Risk Statements:  22-36/37/38-20/21/22

Safety Statements: 26-36-36/37/39

WGK Germany: 3