Thermo Scientific Chemicals D-Methionine, 99+%

Description

CAS: 348-67-4 | C5H11NO2S | 149.21 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 348-67-4
• Molecular Formula: C5H11NO2S
• Molecular Weight (g/mol): 149.21
• MDL Number: MFCD00002622
• InChI Key: FFEARJCKVFRZRR-SCSAIBSYSA-N
• Synonym: d-methionine, h-d-met-oh, r-methionine, d-methionin, d-metionien, methionine, d, r-2-amino-4-methylthio butanoic acid, 2r-2-amino-4-methylsulfanyl butanoic acid, d-2-amino-4-methylthio butyric acid
• PubChem CID: 84815
• ChEBI: CHEBI:16867
• SMILES: CSCC[C@@H](N)C(O)=O

• Melting Point: 273.0°C to 275.0°C
• Ammonium: 200ppm max.
• Arsenic (As): 1ppm max.
• Color: White
• Chlorine (Cl): 300ppm max.
• Heavy Metals (as Pb): 10ppm max.
• Infrared Spectrum: Authentic
• Iron (Fe): 10ppm max.
• Loss on Drying: 0.3% max.
• Assay Percent Range: 99+%
• Other Amino Acids: (TLC) not detectable
• Packaging: Glass Bottle
• Linear Formula: CH₃SCH₂CH₂CH(NH₂)CO₂H
• Specific Rotation: − 24.00
• Sulfate: 300ppm max.
• Transmittance: 98% min. (c=3, H2O, 430nm) 1cm cell
• Sulfated Ash: 0.1% max.
• Solubility Information: Solubility in water: soluble in water: 53g/L (20°C).
• IUPAC Name: (2R)-2-amino-4-methylsulfanylbutanoic acid
• Quantity: 100 g
• Formula Weight: 149.21
• Percent Purity: ≥99%
• Physical Form: Powder
• Chemical Name or Material: D-Methionine, 99+%

Safety and Handling

EINECSNumber	206-483-6
RTECSNumber	PD0455000
TSCA	TSCA

SDS

RUO – Research Use Only