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64319 Sigma

L-Methionine

BioUltra, ≥99.5% (NT)

Synonym: (S)-2-Amino-4-(methylmercapto)butyric acid, L-2-Amino-4-(methylthio)butanoic acid

  • CAS Number 63-68-3

  • Linear Formula CH3SCH2CH2CH(NH2)CO2H

  • Molecular Weight 149.21

  •  Beilstein Registry Number 1722294

  •  EC Number 200-562-9

  •  MDL number MFCD00063097

  •  PubChem Substance ID 57651979

  •  eCl@ss 32160406

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Properties

Related Categories Amino Acids, Amino acids, BioUltra, Biochemicals and Reagents, Cell Biology,
biological source   from synthetic
InChI Key   FFEARJCKVFRZRR-BYPYZUCNSA-N
product line   BioUltra
assay   ≥99.5% (NT)
optical activity   [α]20/D +23.7±0.5°, c = 5% in 5 M HCl
impurities   insoluble matter, passes filter test
  ≤0.5% foreign amino acids
ign. residue   ≤0.1%
loss   ≤0.1% loss on drying, 20 °C (HV)
mp   284 °C (dec.)(lit.)
solubility   1 M HCl: 0.5 M at 20 °C clear, colorless
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  NH4+: ≤100 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   0.5 M in 1 M HCl
UV absorption   λ: 260 nm Amax: 0.40
  λ: 280 nm Amax: 0.05
Gene Information   rat ... Ggt1(116568)

Description

Other Notes

Synthesis of labels for protonation studies by Fourier Transform Infrared Methods for L-glutaric-513C acid; Spacer in isotachophoresis of serum proteins; Essential in culture media for some malignant human cell lines; Growth requirement of various microorganisms

Price and Availability


Laboratory Gloves

All labs need water
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
PD0457000

Documents

Certificate of Analysis

Protocols & Articles

Articles

MSMLS Online Plate Map

Metabolite descriptors included with the software download upon purchase of the product include: Name, Parent CID, molecular formula, molecular weight, CAS, ChEBI, HMDB ID, PubChem Compound and Subst...
Keywords: Mass spectrometry, Metabolites

Related Content

Amino Acids Reference Chart

The hydrophobicity index is a measure of the relative hydrophobicity, or how soluble an amino acid is in water. In a protein, hydrophobic amino acids are likely to be found in the interior, whereas h...

Peer-Reviewed Papers
15

References

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