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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

Currently viewing:
IUPAC name:
L-methionine

Inventory

EC number:
200-562-9
EC name:
L-methionine
CAS number:
63-68-3
CAS number:
63-68-3
Synonyms
Names:
(2S)-2-Amino-4-(methylsulfanyl)butanoic acid
(2S)-2-Azaniumyl-4-methylsulfanylbutanoate
(S)-2-Amino-4-(methylthio)butanoic acid
2-Amino-4-(methylthio)butanoic acid
2-Amino-4-(methylthio)butyric acid
2-Amino-4-methylthiobutanoic acid
Acimethin
Butanoic acid, 2-amino-4-(methylthio)-, (S)-
Cymethion
L-Homocysteine, S-methyl-
L-Methionine
L-α-Amino-γ-methylthiobutyric acid
Methionine
S-Methionine
S-Methyl-L-homocysteine
h-Met-oh
l-Methionine
α-Amino-γ-methylmercaptobutyric acid
γ-Methylthio-α-aminobutyric acid
Identifier:
IUPAC name
L-Methionine
L-methionine

Molecular and structural information

Molecular formula:
C5H11NO2S
Molecular weight:
149.21
SMILES notation:
CSCC[C@H](N)C(=O)O
InChl:
InChI=1/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)
Structural formula:
Chemical structure

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