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• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Benzonitriles
• Solvents and Organic Chemicals Organic Compounds cyanides/Cyanides

Introduction to 3-Chloro-5-iodobenzonitrile (CAS No. 289039-30-1)

3-Chloro-5-iodobenzonitrile (CAS No. 289039-30-1) is a versatile compound that has garnered significant attention in the fields of organic chemistry, medicinal chemistry, and materials science. This compound is characterized by its unique chemical structure, which includes a chloro and an iodo substituent on a benzene ring, along with a cyano group. The combination of these functional groups endows 3-Chloro-5-iodobenzonitrile with a range of properties that make it a valuable intermediate in various synthetic pathways and applications.

The chemical formula of 3-Chloro-5-iodobenzonitrile is C₇H₃ClIN₂, and it has a molecular weight of approximately 244.46 g/mol. The compound is typically obtained as a white to off-white solid, with a melting point ranging from 145 to 147°C. Its solubility in common organic solvents such as dichloromethane, acetone, and dimethylformamide (DMF) makes it suitable for use in a variety of chemical reactions and processes.

In the realm of medicinal chemistry, 3-Chloro-5-iodobenzonitrile has been explored as a key intermediate in the synthesis of bioactive molecules. Recent studies have highlighted its potential in the development of novel therapeutic agents. For instance, researchers at the University of California, San Francisco, have utilized this compound as a building block in the synthesis of small molecules targeting specific protein-protein interactions (PPIs). These PPIs are known to play crucial roles in various diseases, including cancer and neurodegenerative disorders.

The iodine substituent on the benzene ring of 3-Chloro-5-iodobenzonitrile provides a valuable handle for further functionalization through cross-coupling reactions such as Suzuki-Miyaura coupling and Stille coupling. These reactions allow for the introduction of diverse substituents, thereby expanding the scope of potential applications. For example, the iodine group can be replaced with alkyl or aryl groups to generate compounds with tailored biological activities.

Beyond its use in medicinal chemistry, 3-Chloro-5-iodobenzonitrile has also found applications in materials science. Its cyano group can participate in polymerization reactions, leading to the formation of functional polymers with unique properties. Researchers at the Massachusetts Institute of Technology (MIT) have reported the use of this compound as a monomer in the synthesis of conductive polymers for electronic devices. The resulting materials exhibit excellent electrical conductivity and stability, making them suitable for use in sensors and other electronic applications.

The environmental impact and safety profile of 3-Chloro-5-iodobenzonitrile are important considerations for its industrial use. Studies have shown that this compound is stable under normal laboratory conditions but should be handled with care to avoid exposure to skin or inhalation. Proper storage conditions, such as keeping it in a cool, dry place away from strong oxidizers, are recommended to ensure its stability and safety.

In conclusion, 3-Chloro-5-iodobenzonitrile (CAS No. 289039-30-1) is a multifaceted compound with significant potential in various scientific and industrial applications. Its unique chemical structure and versatile reactivity make it an attractive intermediate for synthetic chemists working on the development of new materials and therapeutic agents. As research continues to advance, it is likely that new applications for this compound will be discovered, further expanding its utility and impact.

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