Abstract
This article provides a comprehensive overview of Tributyl Borate, CAS 688-74-4, a chemical compound widely used in various industries. It delves into its properties, applications, safety considerations, environmental impact, and regulatory status, offering readers a detailed understanding of this chemical and its significance in modern society.
Introduction to Tributyl Borate CAS 688-74-4
Tributyl Borate, also known as tri-n-butyl borane, is a colorless, volatile liquid with a sweet, pleasant odor. It is classified as a borane, a group of chemical compounds that contain boron and hydrogen. CAS 688-74-4 refers to the Chemical Abstracts Service registry number assigned to Tributyl Borate. This compound finds extensive use in the manufacturing of flame retardants, pharmaceuticals, and as a catalyst in various chemical reactions.
Chemical Properties of Tributyl Borate
Tributyl Borate has a molecular formula of C8H19B and a molecular weight of 137.96 g/mol. It is highly flammable and reacts vigorously with water, producing hydrogen gas. The compound has a boiling point of 140°C and a melting point of -40°C. Tributyl Borate is soluble in organic solvents such as ether, alcohol, and chloroform but is not soluble in water.
Applications of Tributyl Borate
One of the primary applications of Tributyl Borate is in the production of flame retardants. These flame retardants are added to plastics, textiles, and other materials to prevent or slow down the spread of fire. Tributyl Borate is also used as a catalyst in the synthesis of organic compounds, particularly in the production of pharmaceuticals and agrochemicals. Additionally, it serves as a solvent in various chemical reactions.
Safety Considerations
Tributyl Borate is considered hazardous due to its flammability and potential for causing irritation to the eyes, skin, and respiratory system. Exposure to high concentrations of the compound can lead to dizziness, headache, and nausea. It is essential to handle Tributyl Borate with care, using appropriate personal protective equipment and ensuring proper ventilation in the workplace. Safety data sheets (SDS) should be consulted for detailed information on handling and emergency procedures.
Environmental Impact
Tributyl Borate is toxic to aquatic life and can persist in the environment for an extended period. It is classified as a persistent, bioaccumulative, and toxic (PBT) chemical. The compound can enter water bodies through industrial discharge and leach from landfills. Its environmental impact is a concern, and efforts are being made to develop safer alternatives to Tributyl Borate.
Regulatory Status
The regulatory status of Tributyl Borate varies by country. In the United States, the Environmental Protection Agency (EPA) regulates the use of Tributyl Borate under the Toxic Substances Control Act (TSCA). In the European Union, the substance is subject to the Registration, Evaluation, Authorisation, and Restriction of Chemicals (REACH) regulation. Compliance with these regulations is crucial for the safe use and disposal of Tributyl Borate.
Conclusion
Tributyl Borate, CAS 688-74-4, is a versatile chemical compound with a wide range of applications. Its properties, safety considerations, environmental impact, and regulatory status are essential factors to consider when using this compound. As awareness of environmental and health concerns grows, the search for safer alternatives to Tributyl Borate continues. Understanding the intricacies of this chemical is crucial for its responsible use and management in various industries.
Keywords: Tributyl Borate, CAS 688-74-4, flame retardants, catalyst, safety, environmental impact, regulatory status
