Date published: 2026-1-11

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L-Methionine sulfone (CAS 7314-32-1)

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Alternate Names:
L-2-Amino-4-(methylsulfonyl)butanoic acid
CAS Number:
7314-32-1
Molecular Weight:
181.21
Molecular Formula:
C5H11NO4S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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L-Methionine sulfone is a naturally occurring amino acid derivative that plays a role in the synthesis of proteins and other important molecules. L-Methionine sulfone is a potent antioxidant, protecting cells from oxidative damage and supporting overall cellular health. it has anti-inflammatory properties. In biochemistry, L-Methionine sulfone is a key player in numerous metabolic pathways, making it an important molecule for overall health and well-being.


L-Methionine sulfone (CAS 7314-32-1) References

  1. Studies on the utilization of methionine sulfoxide and methionine sulfone by rumen microorganisms in vitro.  |  Or-Rashid, MM., et al. 2003. Amino Acids. 24: 135-9. PMID: 12624745
  2. Probing the stereochemistry of the active site of gamma-glutamyl transpeptidase using sulfur derivatives of l-glutamic acid.  |  Lherbet, C. and Keillor, JW. 2004. Org Biomol Chem. 2: 238-45. PMID: 14737648
  3. Thioether sulfur oxygenation from O2 or H2O2 reactivity of copper complexes with tridentate N2Sthioether ligands.  |  Lee, Y., et al. 2006. Inorg Chem. 45: 10098-107. PMID: 17140215
  4. l-Methionine sulfoximine, but not phosphinothricin, is a substrate for an acetyltransferase (gene PA4866) from Pseudomonas aeruginosa: structural and functional studies.  |  Davies, AM., et al. 2007. Biochemistry. 46: 1829-39. PMID: 17253769
  5. New polar constituents of the pupae of the silkworm Bombyx mori L. I. Isolation and identification of methionine sulfoxide, methionine sulfone, and gamma-cyclic di-L-glutamate.  |  Tanaka, R. 2007. Biosci Biotechnol Biochem. 71: 3055-62. PMID: 18071251
  6. Reduction of methionine sulfoxide to methionine by Escherichia coli.  |  Ejiri, SI., et al. 1979. J Bacteriol. 139: 161-4. PMID: 37234
  7. Studies on the inhibition of glutamine synthetase by methionine sulfone.  |  Rowe, WB. and Meister, A. 1973. Biochemistry. 12: 1578-82. PMID: 4144717
  8. Effect of methionine sulfoximine and methionine sulfone on glutamate synthesis in Klebsiella aerogenes.  |  Brenchley, JE. 1973. J Bacteriol. 114: 666-73. PMID: 4145197
  9. [Mechanism of inhibition of pea chloroplast glutamine synthetase by methionine sulfoximine].  |  Akent'eva, NP., et al. 1983. Biokhimiia. 48: 1209-13. PMID: 6137246
  10. Short-term ammonium inhibition of nitrogen fixation in Azotobacter.  |  Cejudo, FJ., et al. 1984. Biochem Biophys Res Commun. 123: 431-7. PMID: 6593068
  11. Chemical ionization mass spectra of L-methionine and L-methionine analogs.  |  Cooper, AJ., et al. 1981. Biomed Mass Spectrom. 8: 95-8. PMID: 6786387
  12. Ochratoxin production by Aspergillus ochraceus as affected by methionine and structurally related compounds.  |  Lisker, N., et al. 1983. Can J Microbiol. 29: 536-40. PMID: 6883217
  13. Utilization of L-methionine sulfoxide, L-methionine sulfone and cysteic acid by the weanling rat.  |  Anderson, GH., et al. 1976. J Nutr. 106: 1108-14. PMID: 939991

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

L-Methionine sulfone, 5 g

sc-235477
5 g
$134.00