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Home/Compounds/Food Additive/L-methionine
C5H11NO2S
149.21 g/mol
Food Additive

L-methionine

CAS63-68-3EC200-562-9
Category
Food Additive
Compound Class
Natural Product
Primary Use
essential amino acid supplement

L-Methionine is an essential amino acid required by the human body, serving as a fundamental building block for protein synthesis. It plays critical biosynthetic roles, notably as the precursor for the amino acid cysteine and the key methylation agent S-adenosylmethionine.

essential amino acid supplementprecursor for cysteine synthesissource for S-adenosylmethionine production

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

ApplicationSame Use

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essential amino acid supplement

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L-Histidine hydrochloride

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essential amino acid supplement

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Essential amino acid supplement

ReferenceSame Category

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nutritional supplement and flavoring agent

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Ammonium acetate

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preserving meats and food

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1,2,3-trimethoxybenzene

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Flavoring agent

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D-malic acid

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food additive and buffering agent

Referencestereoisomer of

L-(²H₃)Methionine

CAS13010-53-2

research compound

Identifiers
IUPAC Name

(2S)-2-amino-4-methylsulfanylbutanoic acid

InChIKey

FFEARJCKVFRZRR-BYPYZUCNSA-N

SMILES

CSCC[C@@H](C(=O)O)N

Synonyms (90)
  • M-3100
  • L-Methionine, United States Pharmacopeia (USP)
  • L-Methionine, from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 99.0-101.0%
  • Methionine (USP)
  • Methionine, European Pharmacopoeia (EP)
  • Methioninum [INN-Latin]
  • (35S)Methionine
  • 1pg2
  • 1qq9
  • 1wkm
  • 2-Amino-4-methylthiobutanoate
  • 3h-l-methionine
  • Acimethin
  • Banthionine
  • C-11 Met
  • C-11 Methionine
  • Cymethion
  • Cynaron
  • Dyprin
  • G-methylthio-a-aminobutyrate
  • L-Homocysteine, S-methyl-
  • L-Isomer Methionine
  • L-Lobamine
  • L-Met
  • L-Methionin
  • L-Methionine (H-Met-OH)
  • L-Methionine (JP18)
  • L-Methionine (Standard)
  • L-Methionine 7417
  • L-Methionine High
  • L-Methionine High 7418
  • L-Methionine, Vetec(TM)
  • L-Methionine-35S
  • L-Methioninum
  • L-methionine
  • LEUCINE IMPURITY B
  • METHIONINE [MART.]
  • METHIONINE, L-
  • Meonine
  • Methilanin
  • Methionine (L-Methionine)
  • Methionine (VAN)
  • Methionine CRS
  • Methionine, L- (8CI)
  • Methioninum
  • Metione
  • Neo-methidin
  • Neston
  • S-Methionine
  • S-Methyl-L-homocysteine
  • Terlipressin Impurity 15
  • Toxin WAR
  • carbon-11 methionine
  • h-Met-h
  • h-Met-oh
  • met
  • methionine
  • methioninum racemicum
  • metionina
  • racemic methionine