Basic information
- CAS
348-67-4- Standard SMILES
CSCC[C@@H](N)C(=O)O- InChIKey
FFEARJCKVFRZRR-SCSAIBSYSA-N- Molecular formula
- C5H11NO2S
- Average molar mass
- 149.21 g/mol
- Monoisotopic mass
- 149.05104959
Overview
D-methionine is an optically active form of methionine having D-configuration. It is a D-alpha-amino acid and a methionine. It is a conjugate base of a D-methioninium. It is a conjugate acid of a D-methioninate. It is an enantiomer of a L-methionine. It is a tautomer of a D-methionine zwitterion.
Names & identifiers
- Preferred name
- D-Methionine
- IUPAC
- (2R)-2-amino-4-methylsulfanylbutanoic acid
- English name
- D-Methionine
- Molecular formula
- C5H11NO2S
- Molecular weight
- 149.21
Names & synonyms
D-Methionine348-67-4(R)-MethionineD-MethioninD-Metionien(R)-2-amino-4-(methylthio)butanoic acidMETHIONINE, D-Methionine D-Methionine d-formD-Metionien [Australian](2R)-2-amino-4-(methylsulfanyl)butanoic acid(2R)-2-amino-4-methylsulfanylbutanoic acid
Show more names
H-D-MET-OHD-Met-OHD-FormMRX 1024MRX-1024D-LOBAMINE
D-2-Amino-4-(methylthio)butyric acidMETHIONINE D-FORM [MI]CHEBI:16867EINECS 206-483-6NSC 45689868496F25RDTXSID90883369NSC-45689
Database identifiers
- CAS
348-67-4- PubChem CID
- 84815
- DTXSID
DTXSID90883369- ChEMBL
CHEMBL1234268- ChEBI
CHEBI:16867- UNII
- 868496F25R
- EC Number
- 206-483-6
Properties
Computed structural properties
- XLogP
- -1.9
- Topological polar surface area
- 88.6 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 4
- Heavy atoms
- 9
- Formal charge
- 0
- Complexity
- 97
Physicochemical properties
- Melting point
- 273 · 273-275 °C
- alpha
- -24 · -24 º (c=8, 6N HCl)
- Boiling point
- 306.9 · 306.9±37.0 °C(Predicted)
- Density
- 1.113 · 1.113 (estimate)
- refractive index
- 1.5216 · 1.5216 (estimate)
- storage temp.
- Sealed in dry,Room Temperature
- solubility
- 53 g/L · 53 g/L (20°C)
- pka
- 2.23 · 2.23±0.10(Predicted)
- form
- Powder
- color
- White to off-white
- Water Solubility
- 53 g/L · 53 g/L (20 ºC)
- Merck
- 14 · 14,5975
- BRN
- 1722293 · 1722293
- Stability
- Stable. Incompatible with strong oxidizing agents.
- Major Application
- cell analysispeptide synthesis
- InChI
- 1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m1/s1
Safety & regulation
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 100% (2 of 2) of all reports.
Not Classified
Aggregated GHS information provided per 2 reports by companies from 1 notifications to the ECHA C&L Inventory.
Hazard information
Regulatory Information
Chemical: D-Methionine
D-Methionine: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Other Safety InformationIMAP assessments - D-Methionine: Environment tier I assessment
Hazard Classes and CategoriesNot Classified
Safety data
- PPE
- Eyeshields, Gloves, type N95 (US)
- wgk
- 3
- tsca
- TSCA listed
- rtecs
- PD0455000
- hs_code
- 29304090
- risk_code
- 33-36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- safety_code
- 22-24/25-36-26
- Storage Class
- 11 - Combustible Solids
- Hazard statements
- H302-H315-H319-H332-H335
- Precautionary statements
- P261-P280-P305+P351+P338
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationD-Methionine: ACTIVE
Applications
UsesD-Methionine is used to rescue noise-induced hearing loss. It is used to improve the nutritive value of animal feed.
Upstream & downstream products
Upstream raw materials
Downstream products
Related reactions
25 records
Compound notes
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