4-dimethoxyphosphinothioyloxybenzonitrile

4-dimethoxyphosphinothioyloxybenzonitrile is an organophosphorus compound with the molecular formula C9H10NO3PS and CAS number 2636-26-2. This chemical substance has a molecular weight of 243.22 g/mol and contains both nitrile and phosphorothioate functional groups. It is classified as moderately toxic (Acute Tox. 4) and poses significant environmental hazards to aquatic ecosystems, requiring careful handling and regulatory compliance in industrial applications.

4-dimethoxyphosphinothioyloxybenzonitrile is an organophosphorus compound with a molecular weight of 243.22 g/mol and formula C9H10NO3PS. The substance contains phosphorothioate and nitrile functional groups, which influence its chemical behavior and solubility characteristics. As an organophosphorus compound, it typically exhibits moderate polarity due to the presence of phosphorus-oxygen bonds and the nitrile group, affecting its interaction with various solvents and environmental matrices.

4-dimethoxyphosphinothioyloxybenzonitrile is primarily used as an intermediate in chemical synthesis and specialized industrial applications. The compound's organophosphorus structure makes it valuable in the development of various chemical products, including potential use in agricultural chemistry research and pharmaceutical intermediate synthesis. Its specific functional groups (nitrile and phosphorothioate) provide reactive sites for further chemical modifications in controlled industrial processes requiring precise chemical transformations.

4-dimethoxyphosphinothioyloxybenzonitrile requires careful handling due to its Acute Tox. 4 classification and environmental hazards. Essential personal protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing. Work in well-ventilated areas or use local exhaust ventilation to minimize exposure. Avoid contact with skin, eyes, and inhalation of vapors. Follow strict hygiene protocols, wash hands thoroughly after handling, and ensure emergency shower and eyewash stations are readily accessible.

4-dimethoxyphosphinothioyloxybenzonitrile should be stored in a cool, dry, well-ventilated area away from incompatible materials and ignition sources. Keep containers tightly closed and properly labeled according to GHS requirements. Store separately from oxidizing agents, strong bases, and other reactive chemicals. Maintain storage temperatures within recommended ranges and ensure adequate secondary containment to prevent environmental release. Regular inspection of containers for leaks or deterioration is essential for safe storage management.

In case of skin contact with 4-dimethoxyphosphinothioyloxybenzonitrile, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. For eye contact, flush immediately with clean water for 15 minutes while holding eyelids open. If inhaled, move the person to fresh air and seek medical attention if breathing difficulties occur. Remove contaminated clothing and seek immediate medical attention for any significant exposure, providing the safety data sheet to medical personnel.

4-dimethoxyphosphinothioyloxybenzonitrile must be disposed of through authorized hazardous waste management facilities due to its toxic and environmental hazard classifications. The substance cannot be disposed of in regular waste streams or discharged to sewers or environment. Contact licensed hazardous waste disposal companies for proper treatment and destruction. Ensure all disposal activities comply with local, national, and EU waste regulations. Maintain proper documentation and tracking records for all disposal activities as required by law.

4-dimethoxyphosphinothioyloxybenzonitrile is classified under ADR Class 6.1 (toxic substances), Packing Group III for transportation purposes. The substance requires appropriate UN-specification packaging and proper shipping documentation including dangerous goods declarations. Transport vehicles must comply with ADR requirements for Class 6.1 substances, including proper placarding and emergency equipment. Only trained and certified personnel should handle the transportation, ensuring full compliance with international dangerous goods transportation regulations throughout the logistics chain.

4-dimethoxyphosphinothioyloxybenzonitrile is subject to comprehensive EU chemical regulations including REACH registration requirements and CLP classification obligations. The substance is not currently listed as a Substance of Very High Concern (SVHC), but its toxic and environmental hazard classifications require strict compliance with safety and environmental protection measures. Users must ensure proper risk assessments, safety data sheet provision, and regulatory notifications. Additional national restrictions may apply depending on specific use applications and local legislation.

4-dimethoxyphosphinothioyloxybenzonitrile is available through OYSI, a specialized European distributor of technical chemicals and intermediates. OYSI provides regulatory-compliant chemical products with proper documentation, safety data sheets, and technical support for industrial customers across Europe. As a professional chemical distributor, OYSI ensures product quality, regulatory compliance, and reliable supply chain management. Contact OYSI directly for specific availability, technical specifications, and commercial terms for this specialized organophosphorus compound.