4-Sulfanyl-L-phenylalanine
CAS: 84053-10-1
Category: Amino Acids
| Purity | Research Grade ≥98%; High-Purity Grade ≥99%; Pharmaceutical Intermediate Grade ≥99% |
| Molecular Formula | C9H11NO2S |
| Molecular Weight | 197.25 |
| Appearance | White to off-white crystalline powder or solid with slight sulfur odor |
| Packaging | 1 kg/aluminum foil bag, 5 kg/aluminum foil bag, 25 kg/fiber drum or customized packaging under nitrogen protection |
| Testing Indicators | Appearance — Visual inspection; Identification — FTIR and 1H NMR spectroscopy; Optical rotation — Polarimetry; Purity — HPLC-UV or HPLC-MS analysis; Sulfur content — ICP-OES or elemental analysis; Moisture — Karl Fischer titration; Residual solvents — GC analysis (ICH Q3C guideline); Heavy metals — ICP-MS analysis; Amino acid assay — HPLC amino acid analyzer. |
| Storage Notes | Store in a cool, dry, and well-ventilated area away from direct sunlight. Keep container tightly sealed and protected from moisture, oxygen, and strong oxidizing agents. Recommended storage temperature is 2-8°C for long-term preservation. Avoid contact with acids, bases, and oxidizing chemicals. |
| Lead Time | 10 days |
4-Sulfanyl-L-phenylalanine is a sulfur-containing aromatic amino acid derivative. It is mainly used as a biochemical research reagent, pharmaceutical intermediate, and chiral building block in organic synthesis. It can be used in studies involving thiol-containing amino acids, enzyme interactions, peptide synthesis, and development of sulfur-containing bioactive molecules.