Phenylbutazone CAS NO.50-33-9

Phenylbutazone Basic information

Synonyms:    PHENYLBUTAZONE;1,2-Diphenyl-2,3-dioxo-4-N-butylpyrazoline;1,2-Diphenyl-3,5-dioxo-4-butylpyrazolidine;1,2-Diphenyl-4-butyl-3,5-dioxopyrazolidine;1,2-Diphenyl-4-butyl-3,5-pyrazolidinedione;Benzone;Betazed;bizolin
CAS:    50-33-9
MF:    C19H20N2O2
MW:    308.37
EINECS:    200-029-0
Product Categories:    
Mol File:    50-33-9.mol

Phenylbutazone Chemical Properties
Melting point     106-108 °C (lit.)
Boiling point     448.76°C (rough estimate)
density     1.1591 (rough estimate)
refractive index     1.6140 (estimate)
storage temp.     2-8°C
solubility     Practically insoluble in water, sparingly soluble in alcohol. It dissolves in alkaline solutions.
pka    4.5(at 25℃)
form     Powder
color     White to almost white
Water Solubility     <0.1 g/100 mL at 23.5 ºC
Merck     14,7277
BRN     290080
Stability:    Stable. Incompatible with strong oxidizing agents, strong acids, strong bases.
InChIKey    VYMDGNCVAMGZFE-UHFFFAOYSA-N
CAS DataBase Reference    50-33-9(CAS DataBase Reference)
IARC    3 (Vol. 13, Sup 7) 1987
NIST Chemistry Reference    Phenylbutazone(50-33-9)
EPA Substance Registry System    Phenylbutazone (50-33-9)

Safety Information
Hazard Codes     Xn,T,F
Risk Statements     36/37/38-20/21/22-42/43-45-36-11
Safety Statements     36/37/39-26-45-22-53-36/37-16
RIDADR     3249
WGK Germany     3
RTECS     UQ8225000
TSCA     Yes
HazardClass     6.1(b)
PackingGroup     III
HS Code     29331990
Hazardous Substances Data    50-33-9(Hazardous Substances Data)
Toxicity    LD50 oral in rabbit: 781mg/kg