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5,5-Diphenylhydantoin Structure

5,5-Diphenylhydantoin

Chemical Properties

Melting point 293-295 °C (lit.)
Boiling point 395.45°C (rough estimate)
Density  1.1562 (rough estimate)
refractive index  1.5906 (estimate)
Flash point 11 °C
storage temp.  2-8°C
solubility  DMSO: soluble
pka pKa 8.43(H2O,t =25,I=0.025) (Uncertain)
form  Powder
color  White to almost white
Water Solubility  <0.01 g/100 mL at 19 ºC
Merck  14,7322
BRN  384532
Stability Stable. Combustible. Incompatible with strong oxidizing agents, strong bases.
InChIKey CXOFVDLJLONNDW-UHFFFAOYSA-N
CAS DataBase Reference 57-41-0(CAS DataBase Reference)
NIST Chemistry Reference 5,5-Diphenylhydantoin(57-41-0)
IARC 2B (Vol. Sup 7, 66) 1996
EPA Substance Registry System Phenytoin (57-41-0)

Safety Information

Hazard Codes  T,Xn,F
Risk Statements  45-61-22-63-40-39/23/24/25-23/24/25-11-20/21/22
Safety Statements  53-45-36/37-16-7
RIDADR  2811
WGK Germany  3
RTECS  MU1050000
Autoignition Temperature 550 °C
HazardClass  6.1(b)
PackingGroup  II
HS Code  29332100
Hazardous Substances Data 57-41-0(Hazardous Substances Data)
Toxicity LD50 in mice (mg/kg): 92 i.v.; 110 s.c. (Stille, Brunckow)

MSDS

Usage And Synthesis

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