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  5. Thermo Scientific Chemicals L-Methionine, 98+%

Thermo Scientific Chemicals L-Methionine, 98+%

Product Code. 10685602
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Quantity:
25 g
100 g
500 g
2.5 kg
Packaging:
Plastic Bottle

Description

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.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 63-68-3
Molecular Formula C5H11NO2S
Molecular Weight (g/mol) 149.21
MDL Number MFCD00063097 MFCD00801344
InChI Key FFEARJCKVFRZRR-BYPYZUCNSA-N
Synonym l-methionine, methionine, h-met-oh, s-2-amino-4-methylthio butanoic acid, cymethion, l---methionine, liquimeth, s-methionine, l-methioninum, methilanin
PubChem CID 6137
ChEBI CHEBI:16643
SMILES CSCC[C@H](N)C(O)=O

Specifications

Melting Point 276.0°C to 279.0°C
Ammonium 300ppm max.
pH 5.5 to 6.5 (aq. soln. 1 in 100)
Color White
Chloride 500ppm max.
Heavy Metals (as Pb) 15ppm max.
Assay Percent Range 98+%
Individual Impurity 0.5% max. of any individual impurity
Infrared Spectrum Authentic
Linear Formula CH3SCH2CH2CH(NH2)CO2H
Iron (Fe) 30ppm max.
Beilstein 04, II, 938
Loss on Drying 0.5% max. (1 g, 105°C)
Merck Index 15, 6047
Packaging Plastic Bottle
Solubility Information Solubility in water: soluble in water: 53.7g/L (20°C). Other solubilities: insoluble in abs.alcohol, ether, petr.ether,, benzene,acetone, ethanol, diethylether, soluble in mineral acids, soluble in warm, dilute alcohol
IUPAC Name (2S)-2-amino-4-(methylsulfanyl)butanoic acid
Specific Rotation + 23.25
Sulfate 300ppm max.
Formula Weight 149.21
Percent Purity ≥98%
Sulfated Ash 0.1% max.
Specific Rotation Condition +23.25° (20°C c=2,6N HCl)
Quantity 25 g
Physical Form Crystalline Powder or Crystals
Chemical Name or Material L-Methionine, 98+%
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Safety and Handling

Product Identifier
  • L-Methionine

RUO – Research Use Only

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