L-Alanine,3,3'-diselenobis- cas no:29621-88-3

NameL-Alanine,3,3'-diselenobis-
CAS29621-88-3
SynonymsAlanine,3,3'-diselenodi-, L- (8CI); L-Selenocystine; Selenocystine
EINECS(EC#)275-728-7
Molecular FormulaC6H12 N2 O4 Se2
Molecular Weight334.12

storage temp2-8°C

Hazard T: Toxic;N: Dangerous for the environment;
Risk R23/25
Safety

A poison by intraperitoneal route. When heated to decomposition it emits toxic vapors of NO_x and Se.
Hazard CodesT,N
Risk Statements 23/25-33-50/53
R23/25:Toxic by inhalation and if swallowed. 
R33:Danger of cumulative effects. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements 20-21-28-45-60-61
S20:When using, do not eat or drink. 
S21:When using do not smoke. 
S28:After contact with skin, wash immediately with plenty of soap-suds. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR UN 3283 6.1/PG 3
WGK Germany 3
RTECS AY6032000

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rat	LD50	intraperitoneal	8463ug/kg (8.463mg/kg)		Journal of Pharmacology and Experimental Therapeutics. Vol. 108, Pg. 437, 1953.