L-Seleno-L-Methionine is utilized in controlled chemical reactions and formulations, characterized by the molecular formula C5H11NO2Se and a molecular weight of 196.12. It exhibits a high Melting Point of 265 °C (decomposes), necessitating careful handling during processing. This compound carries a Danger signal word due to its acute oral toxicity. L-Seleno-L-Methionine serves as a valuable building block in various biochemical pathways, contributing to essential biological functions such as antioxidant activity and selenoprotein synthesis.

• CAS Number: 3211-76-5
• Exact Mass: 196.99550
• Melting Point: 265 °C — decomposes
• Molecular Weight: 196.12
• Molecular Formula: C5H11NO2Se
• GHS Signal Word: Danger
• Hazard Statements:
• H301: Toxic if swallowed [Danger Acute toxicity, oral]