analytical reference material
Synonym(s): 4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one; Ampyrone
Empirical Formula: C11H13N3O
Formula Weight: 203.24
Linear Formula: C11H13N3O
MDL Number: MFCD00003145
Purity: ≥98.0% (qNMR); ≥99.0% (HPLC)
Melting Point: 105-110 °C(lit.)
Beilstein Registry Number: 181635
RTECS No.: CD2480000
Signal Word: Warning
Hazard statements: H302-H315-H319-H335
Precautionary statements: P261-P305 + P351 + P338
Hazard Codes (Europe) : Xn
Risk Statements (Europe): 22-36/37/38
Safety Statements (Europe): 26-36
WGK Germany: 3