In the realm of specialized chemicals, 4,4'-Dichlorobenzophenone, identified by its CAS number 90-98-2, holds a position of considerable importance. This compound serves as a versatile intermediate, with its chemical profile and reactivity lending themselves to critical functions in a variety of industrial applications. For procurement specialists and R&D chemists alike, understanding its properties and uses is key to leveraging its full potential.

The synthesis of 4,4'-Dichlorobenzophenone is a well-established process, primarily involving the reaction of chlorobenzene with 4-chlorobenzoyl chloride through Friedel-Crafts acylation. This method, often employing catalysts such as anhydrous aluminum chloride, yields the desired product efficiently. The purity and consistency of the synthesized 4,4'-Dichlorobenzophenone are paramount, especially for its use as a pharmaceutical intermediate, where stringent quality controls are non-negotiable. When businesses consider to buy 4,4'-Dichlorobenzophenone, they often prioritize suppliers who can guarantee high purity and reliable batch-to-batch consistency.

The applications of 4,4'-Dichlorobenzophenone are remarkably diverse. It functions as a vital intermediate in the synthesis of pharmaceuticals, contributing to the creation of active pharmaceutical ingredients and complex drug molecules. Its role extends into the agrochemical industry, where it aids in the development of pesticides and herbicides, and into the dyestuffs sector for creating specific colorants. This broad utility underscores its value as a foundational chemical building block.

Moreover, 4,4'-Dichlorobenzophenone is recognized for its application in the creation of advanced polymers, notably polyether-polyketones. These materials are engineered for demanding environments requiring high thermal and mechanical performance, finding use in critical applications across aerospace and automotive manufacturing. The ability to source this chemical reliably is therefore essential for companies involved in high-performance material development.

The fundamental chemical properties of 4,4'-Dichlorobenzophenone include its appearance as a white to off-white crystalline powder, a melting point typically between 144-146 °C, and its solubility in organic solvents like hot acetone. Its stability profile, with recommended storage in dry, well-ventilated areas and avoidance of strong oxidizing agents, is also important for safe handling and long-term preservation of its quality. These physical and chemical characteristics are crucial for its integration into various manufacturing processes.

In conclusion, 4,4'-Dichlorobenzophenone (CAS 90-98-2) is a compound of substantial industrial significance. Its well-defined synthesis, critical role as a pharmaceutical intermediate, and broad applications in agrochemicals, dyestuffs, and advanced materials solidify its status as an indispensable fine chemical. Understanding its complete chemical profile ensures that industries can effectively utilize this key intermediate for innovation and production.