Title: CAS#4065-45-6: Comprehensive Guide to 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid

Abstract

This comprehensive guide provides an in-depth analysis of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid, identified by the CAS number 4065-45-6. The article delves into its chemical properties, synthesis, applications, safety considerations, storage, and environmental impact. By examining these aspects, readers will gain a thorough understanding of this compound's significance and potential uses in various industries.

1. Chemical Properties of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid

2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid, with the CAS number 4065-45-6, is an organic compound characterized by its unique chemical structure. It contains a hydroxyl group, a methoxy group, and a sulfonic acid group, which contribute to its diverse chemical properties.

The hydroxyl group in this compound makes it polar, allowing it to interact with other polar molecules. This property is essential for its solubility in water and other polar solvents. Additionally, the methoxy group provides stability to the molecule by acting as an electron-donating group, which helps to stabilize the compound's electronic structure.

The sulfonic acid group is responsible for the compound's acidic nature, making it a suitable candidate for various chemical reactions, such as neutralization reactions. These chemical properties make 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid a versatile compound for use in various industries.

2. Synthesis of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid

The synthesis of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid involves several steps and utilizes various chemical reactions. One common method is the sulfonation of 2-hydroxy-4-methoxybenzophenone using sulfuric acid or chlorosulfonic acid as the sulfonating agent.

The first step in the synthesis process is the protection of the hydroxyl group by converting it into a trimethylsilyl ether. This protection step is crucial to prevent the hydroxyl group from reacting during the sulfonation process. Once the hydroxyl group is protected, the compound is subjected to sulfonation using sulfuric acid or chlorosulfonic acid.

After the sulfonation reaction, the trimethylsilyl ether is removed, and the resulting compound is purified through recrystallization or other purification techniques. The final product is 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid, which can be characterized using techniques such as nuclear magnetic resonance (NMR) and mass spectrometry.

3. Applications of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid

2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid finds applications in various industries due to its unique properties. One of the primary applications is in the pharmaceutical industry, where it serves as an intermediate for the synthesis of active pharmaceutical ingredients (APIs).

In the cosmetic industry, this compound is used as a UV absorber in sunscreen products. Its ability to absorb UV radiation helps protect the skin from harmful UV rays, reducing the risk of skin damage and cancer. Additionally, it is used as a stabilizer in cosmetic formulations to prevent the degradation of other ingredients.

2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid is also employed in the production of dyestuffs and pigments. Its chemical structure allows it to form stable complexes with metal ions, resulting in vibrant and durable colors. Furthermore, it is used in the synthesis of various polymers, including polyesters and polyurethanes, to enhance their properties.

4. Safety Considerations

When handling 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid, it is essential to take appropriate safety precautions to minimize potential risks. This compound can be irritating to the skin and eyes, and inhalation of its dust or vapor may cause respiratory distress.

To ensure safety, it is recommended to use personal protective equipment (PPE) such as gloves, goggles, and masks when handling the compound. Proper ventilation is also crucial to prevent the accumulation of harmful vapors. In case of accidental exposure, immediate medical attention should be sought.

Additionally, it is important to store 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid in a cool, dry place, away from direct sunlight and incompatible chemicals. Proper labeling and storage of the compound will help prevent accidental ingestion or misuse.

5. Storage and Handling

Proper storage and handling of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid are essential to maintain its integrity and prevent degradation. The compound should be stored in a tightly sealed container, away from moisture, heat, and light.

It is recommended to store the compound at room temperature, ideally between 15°C and 25°C. Excessive heat or humidity can lead to the degradation of the compound, affecting its purity and efficacy. Additionally, the container should be clearly labeled with the compound's name, CAS number, and any relevant safety information.

When handling the compound, it is important to follow proper techniques to minimize exposure. This includes wearing appropriate PPE, working in a well-ventilated area, and avoiding contact with skin and eyes. Spills should be cleaned up immediately using appropriate absorbents and disposal methods.

6. Environmental Impact

The environmental impact of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid is an important consideration for its use in various industries. This compound can be toxic to aquatic life if released into the environment without proper treatment.

To minimize its environmental impact, it is crucial to ensure proper disposal of waste containing 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid. This may involve neutralization, biodegradation, or other treatment methods to render the waste non-toxic before disposal. Additionally, industries should implement measures to prevent accidental releases of the compound into the environment.

Conclusion

In conclusion, 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid, identified by the CAS number 4065-45-6, is a versatile organic compound with diverse applications in various industries. Its unique chemical properties, synthesis methods, and safety considerations make it an important compound for the development of pharmaceuticals, cosmetics, and other products.

Understanding the environmental impact of this compound is crucial for sustainable use and proper disposal. By adhering to safety guidelines and implementing responsible practices, industries can harness the benefits of 2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid while minimizing potential risks. This comprehensive guide provides valuable insights into the properties and applications of this compound, contributing to its safe and effective use in the future.