| product_name | α-Methacrylic Acid |
| CAS_number | 79-41-4 |
| formula | C4H6O2 |
| molar_mass | 86.09 g/mol |
| density | 1.015 g/cm³ |
| melting_point | 15 °C |
| boiling_point | 161 °C |
| flash_point | 68 °C |
| refractive_index | 1.431 |
| vapor_pressure | 0.598 mmHg at 25 °C |
| solubility | Miscible with water |
| appearance | Clear, colorless liquid |
| odor | Acrid |
What is α-methacrylic acid?
α-methacrylic acid is a colorless liquid with a pungent odor
that belongs to the family of acrylic acids. It is a versatile chemical compound that is
commonly used in the production of various polymers and resins.
What are the main
applications of α-methacrylic acid?
α-methacrylic acid is widely used in the manufacture
of coatings, adhesives, sealants, and textiles. It is also utilized in the production of
dental materials, ion exchange resins, and surface-active agents. Additionally,
α-methacrylic acid finds applications in the pharmaceutical and agricultural
industries.
How is α-methacrylic acid produced?
α-methacrylic acid is typically
synthesized through the direct esterification of acrylic acid with methanol or by the
hydrolysis of its esters. The process involves the use of catalysts and specific reaction
conditions to ensure high yields and purity of the final product.
What are the key
properties of α-methacrylic acid?
α-methacrylic acid exhibits excellent chemical
stability, high reactivity, and good solubility in water and organic solvents. It is a
strong acid with a low pKa value, making it suitable for a wide range of applications. The
compound also has good thermal stability and can withstand high temperatures without
decomposing.
What are the safety considerations when handling α-methacrylic
acid?
It is essential to follow strict safety precautions when handling α-methacrylic
acid, as it is a corrosive substance that can cause skin and eye irritation. Proper personal
protective equipment, including gloves, goggles, and a lab coat, should be worn at all
times. Additionally, the compound should be stored in a well-ventilated area away from heat
sources and incompatible materials.
What are the environmental implications of using
α-methacrylic acid?
α-methacrylic acid is biodegradable under aerobic conditions and does
not pose a significant risk to the environment if handled and disposed of properly. However,
care should be taken to prevent spills and leaks that could contaminate water sources or
soil. Recycling and proper waste management practices should be implemented to minimize
environmental impact.
How can α-methacrylic acid be stored?
α-methacrylic acid
should be stored in airtight containers away from direct sunlight and sources of ignition.
The storage area should be well-ventilated and equipped with spill containment measures to
prevent accidental releases. It is recommended to keep the compound in a cool, dry place at
room temperature to maintain its stability and quality.
What are the quality
standards for α-methacrylic acid?
α-methacrylic acid produced for commercial use should
meet specific quality standards set by regulatory bodies and industry associations. These
standards typically include criteria for purity, composition, and physical properties to
ensure the product's performance and safety in various applications. Regular testing and
analysis are conducted to verify compliance with these standards.
How can I purchase
α-methacrylic acid?
α-methacrylic acid is available for purchase from chemical suppliers,
distributors, and manufacturers. It is important to source the compound from reputable
suppliers who adhere to strict quality control measures and regulatory requirements. Before
making a purchase, consider factors such as pricing, packaging options, and delivery options
to meet your specific needs and requirements.
