Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane is an organophosphorus compound with CAS number 299-84-3 and molecular formula C8H8Cl3O3PS. This chemical substance has a molecular weight of 321.5 g/mol and belongs to the phosphane family. It is classified as moderately toxic and poses environmental hazards, particularly to aquatic ecosystems. The compound contains chlorinated phenoxy groups and methoxy substituents attached to a phosphorus center, making it a complex organophosphorus derivative used in specialized industrial applications.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane is a synthetic organophosphorus compound with a molecular weight of 321.5 g/mol. The substance contains three chlorine atoms, phosphorus, and sulfur elements within its structure. As an organophosphorus derivative, it typically exhibits moderate to low water solubility and may have characteristic chemical odor. The presence of multiple chlorine substituents and the phosphane structure influence its stability and reactivity. Specific physical properties such as melting point, boiling point, and exact appearance require laboratory analysis for precise determination.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane is primarily used as a specialized chemical intermediate in industrial synthesis processes. Organophosphorus compounds like this are commonly employed in the production of pesticides, flame retardants, or as catalysts in chemical reactions. Its specific structure with trichlorophenoxy groups makes it valuable for manufacturing agrochemicals or pharmaceutical intermediates. The compound may also serve as a research chemical for academic and industrial laboratories developing new synthetic methodologies or studying organophosphorus chemistry applications.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane requires careful handling due to its Acute Tox. 4 classification and environmental hazards. Essential personal protective equipment includes chemical-resistant gloves, safety goggles, and lab coats. Work in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid skin and eye contact completely. Use appropriate measuring equipment to prevent spills and contamination. Ensure emergency eyewash stations and safety showers are accessible. Follow good laboratory practices and never eat, drink, or smoke when handling this substance.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane should be stored in a cool, dry, well-ventilated area away from direct sunlight and heat sources. Keep containers tightly sealed and in original packaging to prevent contamination and degradation. Store separately from incompatible materials such as strong oxidizers, acids, or bases. Ensure storage area has appropriate spill containment measures due to its aquatic toxicity classification. Maintain proper inventory management and labeling systems. Access should be restricted to trained personnel only, and storage areas must comply with local chemical storage regulations.

Immediate action is required if contact with dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane occurs. For skin contact, remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. If eye contact occurs, rinse immediately with clean water for 15 minutes while holding eyelids open. If inhaled, move person to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. In all cases, contact emergency services or poison control center promptly while providing the safety data sheet to medical personnel.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane must be disposed of through licensed hazardous waste disposal facilities due to its toxicity and environmental hazard classification. Never dispose of this substance in regular waste, drains, or soil as it poses risks to aquatic environments. Small laboratory quantities should be collected in appropriate waste containers and labeled properly. Contact certified waste management companies specializing in organophosphorus compounds. Follow local and EU regulations including the Waste Framework Directive. Maintain proper documentation of disposal activities for regulatory compliance and traceability purposes.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane is classified under ADR Class 6.1 (Toxic substances), Packing Group III for transportation purposes. This classification requires specific packaging, labeling, and documentation according to dangerous goods regulations. Transport vehicles must display appropriate hazard placards and carry emergency response information. Only certified carriers with proper training for Class 6.1 substances should handle shipments. Ensure packages are properly sealed, labeled with UN identification numbers, and accompanied by transport documents including safety data sheets and emergency contact information.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane is subject to European chemical regulations including REACH and CLP directives. The substance is not currently identified as a Substance of Very High Concern (SVHC), but its Acute Tox. 4 and aquatic toxicity classifications require compliance with hazard communication requirements. Users must implement appropriate risk management measures and may need to register usage depending on quantities handled. Transport regulations under ADR Class 6.1 also apply. Always consult current regulatory databases and safety data sheets for the most up-to-date compliance requirements.

Dimethoxy-sulfanylidene-(2,4,5-trichlorophenoxy)-lambda5-phosphane is available through OYSI, a specialized European distributor of technical chemicals and pharmaceutical intermediates. OYSI provides high-quality organophosphorus compounds to industrial customers, research institutions, and chemical manufacturers across Europe. As a professional chemical distributor, OYSI ensures proper handling, documentation, and regulatory compliance for hazardous substances. Contact OYSI directly for availability, specifications, and technical support. Other specialized chemical suppliers may also carry this compound, but always verify supplier credentials and product quality certifications before purchasing.