Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane is an organophosphorus compound with the CAS number 2921-88-2. This chemical substance has the molecular formula C9H11Cl3NO3PS and a molecular weight of 350.6 g/mol. It contains a phosphorus center bonded to sulfur and oxygen atoms, with a trichloropyridine moiety. The compound is classified as acutely toxic and poses environmental hazards to aquatic life.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane has a molecular mass of 350.6 g/mol with the formula C9H11Cl3NO3PS. As an organophosphorus compound containing multiple chlorine atoms, it likely exhibits limited water solubility due to its hydrophobic characteristics. The presence of ethoxy groups and the trichloro-pyridine structure influence its physical properties, though specific data on appearance, odor, and exact solubility parameters require direct measurement or supplier specifications.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane is primarily used as an intermediate in chemical synthesis and research applications. Its organophosphorus structure makes it valuable in pharmaceutical research, agrochemical development, and specialized chemical manufacturing processes. The compound may serve as a building block for more complex molecules or as a reagent in specific chemical transformations. Industrial applications are typically limited to professional settings due to its acute toxicity classification.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane requires careful handling due to its Acute Tox. 3 classification and Danger signal word. Essential safety measures include wearing appropriate personal protective equipment such as chemical-resistant gloves, safety goggles, and respiratory protection. Work in well-ventilated areas or under fume hoods to prevent inhalation. Avoid skin and eye contact, and ensure emergency shower and eyewash stations are accessible. Handle only the minimum quantities necessary for your application.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane should be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Keep containers tightly sealed and properly labeled with GHS06 and GHS09 pictograms. Store in secondary containment to prevent environmental release given its aquatic toxicity. Ensure storage areas have appropriate spill cleanup materials and restrict access to authorized personnel only. Maintain inventory records and check container integrity regularly.

Immediate action is required if contact occurs with diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane due to its acute toxicity. For skin contact, remove contaminated clothing and rinse affected area with plenty of water for at least 15 minutes. If eye contact occurs, flush immediately with clean water for 15-20 minutes. In case of inhalation, move to fresh air immediately. For ingestion, do not induce vomiting. Seek immediate medical attention in all cases and provide the safety data sheet to medical personnel.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane must be disposed of as hazardous waste due to its acute toxicity and environmental hazard classification. Contact licensed hazardous waste disposal companies for proper treatment and disposal. Never discharge to sewers, waterways, or soil due to its Aquatic Acute 1 and Aquatic Chronic 1 classifications. Follow local and national regulations for hazardous waste management. Contaminated packaging should also be treated as hazardous waste unless thoroughly decontaminated.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane is classified under ADR Class 6.1 (Toxic substances), Packing Group III for transportation. This classification requires specific packaging, marking, and documentation according to dangerous goods regulations. Packages must bear appropriate hazard labels and proper shipping names. Transportation should only be conducted by trained personnel with proper documentation. Ensure vehicles are equipped with appropriate emergency equipment and that drivers hold valid dangerous goods qualifications for Class 6.1 substances.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane is subject to various chemical regulations including REACH registration requirements in Europe and CLP classification obligations. The substance is not currently identified as a Substance of Very High Concern (SVHC). Its Acute Tox. 3 and aquatic toxicity classifications trigger specific labeling, safety data sheet, and handling requirements under CLP regulation. Users must comply with occupational exposure limits and environmental protection measures as specified by local authorities.

Diethoxy-sulfanylidene-[(3,5,6-trichloro-2-pyridinyl)oxy]-lambda5-phosphane is available through OYSI, a specialized European distributor of chemical products. OYSI provides professional-grade chemicals with proper documentation including safety data sheets and certificates of analysis. As a regulated substance requiring careful handling, purchase is typically restricted to qualified industrial users, research institutions, and companies with appropriate safety infrastructure. Contact OYSI directly for availability, specifications, and regulatory compliance documentation for your specific application requirements.