Molecular Identity
L-Methionine
(2S)-2-amino-4-methylsulfanylbutanoic acid
PubChem CID: 6137
L-methionine is the L-enantiomer of methionine. It has a role as a micronutrient, a nutraceutical, an antidote to paracetamol poisoning, a mouse metabolite and a human metabolite. It is a L-alpha-amino acid, a methionine, an aspartate family amino acid and a proteinogenic amino acid. It is a conjugate base of a L-methioninium. It is a conjugate acid of a L-methioninate. It is an enantiomer of a D-methionine. It is a tautomer of a L-methionine zwitterion.
2D Structure
Properties
C5H11NO2S
Molecular Formula
149.21
Molecular Weight
g/mol
149.0510
Exact Mass
Da
-1.9
XLogP
Drug-like (Lipinski: < 5)
88.6
TPSA
Good oral absorption (< 140 A²)
2
H-Bond Donors
4
H-Bond Acceptors
97
Complexity
SMILES
Canonical SMILES
SMILES: CSCCC(C(=O)O)NIsomeric SMILES
SMILES: CSCC[C@@H](C(=O)O)NSynonyms(20)
L-methionine63-68-3methionineh-Met-oh(S)-2-Amino-4-(methylthio)butanoic acidCymethionL-(-)-MethionineS-MethionineL-MethioninumNeo-methidinMethilanin(S)-methionine(L)-MethioninemetioninaAcimethin
Data from PubChem (NCBI)
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Drug Network
Trials and conditions connected to L-Methionine
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