1,1,2,2-tetrafluoroethene

1,1,2,2-tetrafluoroethene is a fluorinated organic compound with the molecular formula C2F4 and CAS number 116-14-3. This chemical belongs to the family of perfluorinated alkenes and has a molecular weight of 100.01 g/mol. It is classified as a Category 1B carcinogen under the GHS system, indicating suspected carcinogenic properties. The substance requires careful handling due to its hazardous nature and is subject to strict safety regulations.

1,1,2,2-tetrafluoroethene is a colorless gas at room temperature with high volatility due to its fluorinated structure. The compound exhibits excellent chemical stability and low reactivity under normal conditions. It has poor solubility in water but may dissolve in organic solvents. The substance demonstrates typical properties of fluorinated compounds including high electronegativity and strong carbon-fluorine bonds, making it resistant to degradation.

1,1,2,2-tetrafluoroethene serves as an important intermediate in the production of fluoropolymers and specialty chemicals. It is primarily used in the manufacturing of high-performance plastics, coatings, and films that require exceptional chemical resistance. The compound also finds applications in the electronics industry for producing materials with excellent dielectric properties and in specialized industrial processes requiring fluorinated compounds.

Safe handling of 1,1,2,2-tetrafluoroethene requires appropriate personal protective equipment including respiratory protection, chemical-resistant gloves, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to prevent inhalation exposure. Given its Category 1B carcinogen classification, minimize direct contact and exposure time. Regular health monitoring and adherence to occupational exposure limits are essential for worker safety.

Proper storage of 1,1,2,2-tetrafluoroethene requires cool, dry, and well-ventilated areas away from heat sources and incompatible materials. Containers should be kept tightly sealed to prevent vapor escape and environmental contamination. Storage areas must be equipped with appropriate ventilation systems and emergency response equipment. Regular inspection of storage containers and monitoring for leaks are essential to maintain safe storage conditions.

Immediate action for contact with 1,1,2,2-tetrafluoroethene includes removing contaminated clothing and washing affected skin thoroughly with soap and water. In case of eye contact, flush immediately with clean water for at least 15 minutes. If inhaled, move the person to fresh air and seek medical attention immediately. Due to its carcinogenic classification, all exposures should be documented and medical evaluation sought promptly.

Disposal of 1,1,2,2-tetrafluoroethene must comply with local and national hazardous waste regulations due to its carcinogenic classification. The substance requires specialized disposal through licensed hazardous waste contractors capable of handling fluorinated compounds. Incineration at high temperatures in approved facilities is typically required. Never dispose of this material in regular waste streams or sewage systems as it poses environmental and health risks.

Transportation of 1,1,2,2-tetrafluoroethene falls under ADR Class 2 regulations for gases, requiring specialized packaging and labeling. Vehicles must display appropriate hazard placards and carry emergency response information. Drivers need specific training for transporting dangerous goods, and transport documents must accompany shipments. Temperature control during transport may be necessary to maintain safe conditions and prevent pressure buildup in containers.

1,1,2,2-tetrafluoroethene is subject to comprehensive European regulations including REACH registration requirements and CLP classification as Category 1B carcinogen. The substance requires safety data sheets and proper hazard communication throughout the supply chain. Occupational exposure limits and workplace safety measures are mandated in many jurisdictions. Import/export may require specific permits, and users must comply with industrial emissions regulations.

1,1,2,2-tetrafluoroethene is available through specialized chemical distributors in Europe, including OYSI, which serves as a reliable supplier for industrial customers. Due to its hazardous classification, purchase requires proper documentation and compliance with regulatory requirements. Buyers must demonstrate appropriate handling capabilities and safety measures. Professional distributors like OYSI provide technical support and ensure proper packaging and transportation according to safety standards.