Abstract

This article provides a comprehensive overview of N,N'-Diphenyl-p-Phenylenediamine (CAS 74-31-7), a chemical compound offered by SCBT Chemicals. The article delves into the chemical properties, synthesis methods, applications, safety considerations, and the supplier's profile, offering a detailed insight into this compound's significance in various industries.

Introduction to N,N'-Diphenyl-p-Phenylenediamine (CAS 74-31-7)

N,N'-Diphenyl-p-Phenylenediamine, with the CAS number 74-31-7, is a chemical compound that has found its way into various industrial applications due to its unique properties. This compound is a derivative of p-Phenylenediamine, characterized by two phenyl groups attached to the para position of the benzene ring. Its chemical formula is C₁₈H₁₄N₂, and it is commonly used in the synthesis of dyes, pharmaceuticals, and other organic compounds.

Chemical Properties

N,N'-Diphenyl-p-Phenylenediamine is a white to off-white crystalline solid that is soluble in organic solvents such as acetone, chloroform, and benzene. It is also slightly soluble in water. The compound has a melting point of approximately 178-180°C and a boiling point of around 410°C. It is a strong base and can react with acids to form salts. These properties make it a versatile starting material for various chemical reactions.

Synthesis Methods

The synthesis of N,N'-Diphenyl-p-Phenylenediamine can be achieved through several methods, including the Sandmeyer reaction, the diazotization method, and the reduction of the corresponding diazonium salt. The Sandmeyer reaction involves the reaction of an aryl diazonium salt with copper(I) cyanide in an aqueous solution. The diazotization method involves the conversion of an aromatic amine into a diazonium salt, which is then coupled with a phenyl group. The reduction of the diazonium salt is another common method, where the diazonium salt is reduced to the amine, followed by the addition of a phenyl group.

Applications

N,N'-Diphenyl-p-Phenylenediamine finds extensive use in the dye industry, where it is used as a precursor for the synthesis of various dyes, including azo dyes. It is also used in the pharmaceutical industry for the synthesis of drugs such as antihistamines and antifungals. Additionally, it is employed in the production of photographic materials, agrochemicals, and as a catalyst in organic synthesis.

Safety Considerations

As with any chemical compound, N,N'-Diphenyl-p-Phenylenediamine requires careful handling and storage. It is toxic if inhaled, ingested, or absorbed through the skin. Adequate ventilation, personal protective equipment, and proper waste disposal procedures are essential when working with this compound. Users should also be aware of the potential for skin and eye irritation.

Supplier Profile: SCBT Chemicals

SCBT Chemicals is a reputable supplier of N,N'-Diphenyl-p-Phenylenediamine (CAS 74-31-7). The company offers high-quality chemicals for research and industrial applications. SCBT Chemicals is committed to providing customers with reliable products and excellent customer service. Their extensive catalog includes a wide range of chemicals, ensuring that researchers and industrial users can find the materials they need for their projects.

Conclusion

N,N'-Diphenyl-p-Phenylenediamine (CAS 74-31-7) is a versatile chemical compound with significant applications in various industries. Its unique chemical properties, synthesis methods, and wide range of applications make it a valuable material. With a reliable supplier like SCBT Chemicals, researchers and industrial users can access this compound for their specific needs. As the demand for high-quality chemicals continues to grow, N,N'-Diphenyl-p-Phenylenediamine is likely to remain an important component in the chemical industry.

Keywords

N,N'-Diphenyl-p-Phenylenediamine, CAS 74-31-7, SCBT Chemicals, chemical properties, synthesis methods, applications, safety considerations