ChemAbout

ChemAbout is a B2B platform where chemical buyers and suppliers discover each other.

Post a purchase requestList your products (for suppliers)
© 2026 ChemAbout
Compound Index|Demand Board|Insights|Exhibitions|Compliance|Help Center|Privacy Policy|Terms of Service|[email protected]
Home/Compounds/API/DL-methionine
C5H11NO2S
149.21 g/mol
API

DL-METHIONINE

CAS59-51-8EC200-432-1
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material

DL-Methionine is an essential amino acid used in pharmaceutical manufacturing and research settings. It is commonly supplied as a raw material for nutritional supplements and as a pharmaceutical intermediate for specialized therapeutic formulations.

pharmaceutical raw material for essential amino acid therapeuticsnutritional supplement manufacturingflavoring agent in food and pharmaceutical products

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.

Sourcing DL-METHIONINE?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→

Related Compounds

ReferenceSame Category

Isocarboxazid

CAS59-63-2

pharmaceutical raw material

ReferenceSame Category

Acetazolamide

CAS59-66-5

pharmaceutical raw material

ReferenceSame Category

Nicotinic acid

CAS59-67-6

pharmaceutical raw material

ReferenceSame Category

Nitrofurazone

CAS59-87-0

pharmaceutical raw material

Referencestereoisomer of

L-methionine

CAS63-68-3

essential amino acid supplement

Referencestereoisomer of

L-(²H₃)Methionine

CAS13010-53-2

research compound

Referencestereoisomer of

D-methionine

CAS348-67-4

research compound

Customs Tariff Classification

The international HS code for DL-METHIONINE (CAS 59-51-8) is 2930.40.

HS code (international, 6-digit)

2930.40

EU CN code (8-digit)

2930 40 90

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

2-amino-4-methylsulfanylbutanoic acid

InChIKey

FFEARJCKVFRZRR-UHFFFAOYSA-N

SMILES

CSCCC(C(=O)O)N

Synonyms (63)
  • DL-Methionine, European Pharmacopoeia (EP)
  • Racemethionine (USAN)
  • Racemethionine, United States Pharmacopeia (USP)
  • (+-)-Methionine
  • Acimetion
  • Amurex
  • D-Lobamine
  • DL-CH3SCH2CH2CH(NH2)COOH
  • DL-Isomer Methionine
  • DL-METHIONINE
  • DL-METHIONINE [MART.]
  • DL-Met
  • DL-Methionine (JAN)
  • DL-Methionine (Standard)
  • DL-Methionine CRS
  • DL-Methionine RS
  • DL-Methionine, >=99.0% (NT)
  • DL-Methioninum
  • FEMA 3301
  • H-DL-Met-OH
  • Hmet
  • Lobamine
  • METHIONINE,L-
  • Mertionin
  • Methilonin
  • Methionine dl-form
  • Methionine, DL-
  • Methionine, amorphous
  • Metion
  • Padameth (TN)
  • Pedameth
  • Petameth
  • R-Methionine
  • Racemethionine
  • S-Methyl-L-homocystein
  • Urimeth
  • dl-methionin

Sourcing DL-METHIONINE?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→