2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one is an organophosphorus compound with the molecular formula C9H13O6PS and CAS number 2778-04-3. This chemical substance has a molecular weight of 280.24 g/mol and features a pyran ring structure with dimethoxyphosphoryl and methoxy functional groups. It is classified as an acutely toxic substance requiring careful handling and professional expertise for safe use in industrial applications.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one is a complex organophosphorus compound with a molecular weight of 280.24 g/mol. The molecule contains phosphorus, sulfur, and oxygen heteroatoms within a pyran ring system, which influences its chemical reactivity and physical properties. Due to its phosphoryl and methoxy groups, the compound likely exhibits moderate polarity and specific solubility characteristics, though detailed physicochemical data should be obtained from technical specifications.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one is primarily used as a chemical intermediate in specialized organic synthesis and research applications. Its unique organophosphorus structure makes it valuable for pharmaceutical research, agrochemical development, and advanced chemical manufacturing processes. The compound may serve as a building block for more complex molecules or as a reagent in specific chemical transformations requiring phosphorus-containing functionalities.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one must be handled with extreme caution due to its Acute Toxicity Category 3 classification. Essential safety measures include wearing appropriate personal protective equipment (chemical-resistant gloves, safety goggles, lab coat), working in well-ventilated areas or under fume hoods, and avoiding direct skin contact or inhalation. Only trained personnel should handle this substance, following established safety protocols and emergency procedures.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one should be stored in a cool, dry, well-ventilated area away from incompatible materials. The storage area must be secured and accessible only to authorized personnel due to its toxic nature. Original containers should be tightly sealed and properly labeled, stored away from heat sources, direct sunlight, and oxidizing agents. Regular inspection of storage conditions and container integrity is essential for maintaining product quality and safety.

Immediate first aid measures are critical in case of contact with 2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one. For skin contact, immediately remove contaminated clothing and flush the affected area with plenty of water for at least 15 minutes. In case of eye contact, rinse thoroughly with water and seek immediate medical attention. If inhaled, move the person to fresh air immediately. Always seek professional medical advice promptly and provide the safety data sheet to medical personnel.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one must be disposed of in accordance with local, national, and international hazardous waste regulations. The substance cannot be disposed of through regular waste streams due to its toxic classification. Professional hazardous waste disposal services should be contacted for proper treatment and disposal. All containers, even empty ones, should be treated as hazardous waste and disposed of through authorized channels following applicable environmental regulations.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one is classified under ADR Class 6.1 (Toxic substances), Packing Group II, indicating significant transport restrictions. Transportation must comply with dangerous goods regulations, requiring proper packaging, labeling, and documentation. Only certified carriers experienced in handling toxic chemicals should transport this substance. Proper shipping papers, emergency response information, and appropriate warning labels must accompany all shipments to ensure regulatory compliance and safety.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one is subject to multiple regulatory frameworks including REACH registration requirements in Europe and CLP classification as an acutely toxic substance. The compound carries GHS06 pictogram and 'Danger' signal word, indicating significant regulatory oversight. While not classified as a Substance of Very High Concern (SVHC), it requires compliance with chemical safety regulations, proper risk assessments, and adherence to occupational health and safety standards.

2-(dimethoxyphosphorylsulfanylmethyl)-5-methoxypyran-4-one is available through OYSI, a professional European distributor of specialty chemicals. OYSI provides this compound to qualified customers with appropriate handling capabilities and regulatory compliance. Due to its toxic classification, purchases are restricted to professional users, research institutions, and industrial customers who can demonstrate proper safety protocols and legitimate use requirements. Contact OYSI directly for availability, specifications, and regulatory documentation.