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DL-Tryptophan cas no:54-12-6

Synonyms: Tryptophan, DL-(8CI);Racemic tryptophan;1H-Indole-3-alanine;DL-Tryptophane;DL-a-Amino-3-indolepropionic acid;NSC 13118;CCRIS 719;UNII-X9U7434L7A;AI3-24395;DL-alpha-Amino-3-indolepropionic acid;(+-)-Tryptophan;

Identification
NameDL-Tryptophan
CAS54-12-6
SynonymsTryptophan, DL-(8CI);Racemic tryptophan;1H-Indole-3-alanine;DL-Tryptophane;DL-a-Amino-3-indolepropionic acid;NSC 13118;CCRIS 719;UNII-X9U7434L7A;AI3-24395;DL-alpha-Amino-3-indolepropionic acid;(+-)-Tryptophan;
EINECS(EC#)200-194-9
Molecular FormulaC11H12N2O2
Molecular Weight204.23
Chemical Properties
Appearancewhite or off-white powder or crystals
storage tempStore at RT.
Safety Data

Hazard Xi
Risk R22
Safety

Experimental reproductive effects. Questionable carcinogen with experimental carcinogenic data. When heated to decomposition it emits toxic fumes of NOx.
Hazard Codes: Xi
Risk Statements:  22-36/37/38-37/38-41
R22: Harmful if swallowed
R36/37/38: Irritating to eyes, respiratory system and skin 
R36/38: Irritating to eyes and skin
R41: Risk of serious damage to eyes
Safety Statements:  24/25-36/37/39-36-26
S24/25: Avoid contact with skin and eyes
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36: Wear suitable protective clothing
WGK Germany:  1


HS Code 29339990

Toxicity
1.    

orl-rat TDLo:844 g/kg/92W-C:CAR,REP

    CNREA8    Cancer Research. 39 (1979),1207.

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