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L-ETHIONINE Structure

L-ETHIONINE

Chemical Properties

Melting point 280 °C (dec.)(lit.)
alpha  D24 +25.1°; D23 +20.1° (1N HCl) (Armstrong, Lewis)
Density  1.085 (estimate)
refractive index  22 ° (C=1, 1mol/L HCl)
storage temp.  Keep in dark place,Sealed in dry,2-8°C
solubility  Aqueous Acid (Slightly), Water (Slightly)
form  solid
Boiling point 310.4±37.0 °C(Predicted)
pka 2.23±0.10(Predicted)
color  White to Off-White
Merck  14,3738
CAS DataBase Reference 13073-35-3(CAS DataBase Reference)
EPA Substance Registry System L-Ethionine (13073-35-3)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26
WGK Germany  3
RTECS  ES6825300
HS Code  2930.90.4950
Hazardous Substances Data 13073-35-3(Hazardous Substances Data)
Toxicity rat,LD,intraperitoneal,> 1gm/kg (1000mg/kg),LIVER: OTHER CHANGESLIVER: CHANGES IN LIVER WEIGHT,Acta Pathologica Japonica. Vol. 39, Pg. 281, 1989.

MSDS

Usage And Synthesis

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