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Diethylstilbestrol

Product NameDiethylstilbestrol

CAS56-53-1

MFC18H20O2

MW268.35

EINECS200-278-5

MOL File56-53-1.mol

Chemical Properties

Melting point 170-172 °C(lit.)
Boiling point 351.51°C (rough estimate)
Density  1.1096 (rough estimate)
refractive index  1.4800 (estimate)
storage temp.  2-8°C
solubility  methanol: 0.1 g/mL, clear, faintly yellow
pka pKa 9.02(H2O t=25 I=0.025) (Uncertain)
form  Crystalline Powder
color  White to almost white
Water Solubility  PRACTICALLY INSOLUBLE
Merck  13,3155
BRN  2056095
Stability Isomerizes rapidly in Benzene, Chloroform, and Ether. Keep Shielded from light.
CAS DataBase Reference 56-53-1(CAS DataBase Reference)
NIST Chemistry Reference Diethylstilbesterol(56-53-1)
IARC 1 (Vol. 21, Sup 7, 100A) 2012
EPA Substance Registry System Diethylstilbestrol (56-53-1)

Safety Information

Hazard Codes  T,N
Risk Statements  45-61-36/37/38-51/53-40
Safety Statements  53-36/37/39-45-60-61-36/37
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  WJ5600000
10
HazardClass  6.1(b)
PackingGroup  III
HS Code  29072990
Hazardous Substances Data 56-53-1(Hazardous Substances Data)
Toxicity LD50 oral in rat: > 3gm/kg

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