63-68-3|L-MethionineProducts Supply - Chemical intermediates Network

L-Methionine cas no:63-68-3

Synonyms: 2-Amino-4-methylthiobutanoic acid (S)-;L-Methionine,;Methionine, L-;2-Amino-4-(methylthio)butyric acid, (S)-;L-Homocysteine, S-methyl-;L-Methionin;L-alpha-Amino-gamma-methylthiobutyric acid;(2S)-2-amino-4-(methylsulfanyl)butanoic acid;L-Methionine (AJI92;USP24);Methionine, L- (8CI);L-Methioninum;Methionine (VAN);(L)-Methionine;(S)-methionine;L-2-Amino-4methylthiobutyric acid;S-Methyl-L-homocysteine;(S)-2-amino-4-(methylthio)butyric acid;Methioninum [INN-Latin];2-Amino-4-methylthiobutanoic acid;Acimethin;

Identification

NameL-Methionine
CAS63-68-3
Synonyms2-Amino-4-methylthiobutanoic acid (S)-;L-Methionine,;Methionine, L-;2-Amino-4-(methylthio)butyric acid, (S)-;L-Homocysteine, S-methyl-;L-Methionin;L-alpha-Amino-gamma-methylthiobutyric acid;(2S)-2-amino-4-(methylsulfanyl)butanoic acid;L-Methionine (AJI92;USP24);Methionine, L- (8CI);L-Methioninum;Methionine (VAN);(L)-Methionine;(S)-methionine;L-2-Amino-4methylthiobutyric acid;S-Methyl-L-homocysteine;(S)-2-amino-4-(methylthio)butyric acid;Methioninum [INN-Latin];2-Amino-4-methylthiobutanoic acid;Acimethin;
EINECS(EC#)200-562-9
Molecular FormulaC₅H₁₁NO₂S
Molecular Weight149.21

Chemical Properties

AppearanceWhite crystalline powder
alpha23.25 o (C=2, 6N HCL)
storage tempStore at RT.

Safety Data

Risk R33
Safety

Risk Statements:?33
R33:Danger of cumulative effects.?
Safety Statements: 24/25
S24/25: Avoid contact with skin and eyes.
WGK Germany: 2
RTECS: PD0457000
F: 10-23
HS Code: 29304010
Mildly toxic by ingestion and intraperitoneal routes. Human mutation data reported. An experimental teratogen. Experimental reproductive effects. An essential sulfur-containing amino acid. When heated to decomposition it emits very toxic fumes of NO_x and SO_x.

HS Code 29304010

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	> 9500mg/kg (9500mg/kg)	?	Progress in Mutation Research. Vol. 1, Pg. 682, 1981.
rat	LD50	intraperitoneal	4328mg/kg (4328mg/kg)	LUNGS, THORAX, OR RESPIRATION: DYSPNEA	Archives of Biochemistry and Biophysics. Vol. 58, Pg. 253, 1955.
rat	LD50	oral	36gm/kg (36000mg/kg)	BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)	Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 48(6), Pg. 20, 1983.

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L-Methionine cas no:63-68-3

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