CAS · 29621-88-3
Product Overview
L-Selenocystine is a high-purity biochemical-reagents supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | Light yellow powder |
|---|---|
| Assay (NMR): | 97% min |
| Mass Spectrum: | In accordance with the structure |
| 1H NMR: | In accordance with the structure |
| Optical purity (Fmoc): | 97% min |
| Solubility (25℃): | 0.1g in 5ml 0.2mol/L HCl clear soluble |
| Residual solvent: | 0.5% max |
Applications
1. Nutritional Supplements
Used as a source of selenium, an essential trace element crucial for antioxidant defense, thyroid function, and immune health.
L-Selenocystine acts as a bioavailable selenium supplement and is sometimes incorporated into dietary formulations and animal feed.
2. Biomedical Research
Employed in studies related to selenoproteins and their role in cellular redox regulation and enzymatic activity (e.g., glutathione peroxidases and thioredoxin reductases).
Used to investigate selenium metabolism and selenium-related oxidative stress mechanisms.
3. Pharmaceutical and Therapeutic Development
Investigated for its potential in anticancer therapy, as selenium compounds can induce apoptosis and modulate oxidative stress in cancer cells.
Explored in formulations aimed at enhancing antioxidant defenses and reducing inflammation.
4. Protein Chemistry and Biochemistry
Used as a model compound for studying selenoproteins and incorporation of selenium into peptides.
Serves as a reagent in peptide synthesis to introduce selenium-based linkages or probes.
5. Antioxidant and Detoxification Studies
Due to its selenium content, L-selenocystine is involved in research on cellular protection against oxidative damage and heavy metal detoxification.
Benefits
✅ Bioavailability of Selenium
As a dimeric form of selenocysteine, it provides selenium in a form that can be readily metabolized by the body.
✅ Key Role in Antioxidant Enzymes
Selenium from L-selenocystine contributes to the function of vital antioxidant enzymes, protecting cells from oxidative stress.
✅ Supports Immune and Thyroid Health
Essential for normal immune response and thyroid hormone metabolism.
✅ Research Versatility
Useful in multiple scientific fields, including nutrition, pharmacology, and protein chemistry.
✅ Relatively Stable Compound
More stable than free selenocysteine, making it easier to handle and incorporate in formulations.
Conclusion
L-Selenocystine (CAS 29621-88-3) is an important selenium-containing amino acid dimer widely used as a nutritional supplement and research tool. Its role in delivering bioavailable selenium supports antioxidant enzyme function, immune health, and thyroid regulation. In biomedical research, it is invaluable for studying selenoprotein biology, oxidative stress, and potential therapeutic applications, including cancer. Its stability and biochemical relevance make L-selenocystine a versatile compound in both health-related and scientific contexts.
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