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  Muniyandi Sankaralingam,So Hyun Jeon,Yong-Min Lee,Mi Sook Seo,Wonwoo Nam Dalton Trans., 2016,45, 376-383
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  Yang Chen,Di Zhou,Zheyi Meng,Jin Zhai Chem. Commun., 2016,52, 10020-10023
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  Adeline Huiling Loo,Alessandra Bonanni,Martin Pumera Analyst, 2013,138, 467-471
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  Yingbo Li,Nada Mehio,Huizhou Liu,Sheng Dai Green Chem., 2015,17, 2981-2993
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• Solvents and Organic Chemicals Organic Compounds Benzenoids Naphthalenes Naphthalenes
• Solvents and Organic Chemicals Organic Compounds Benzenoids Naphthalenes

Professional Introduction to 1-Iodo-7-methoxynaphthalene (CAS No. 66240-21-9)

1-Iodo-7-methoxynaphthalene, with the chemical formula C₁₀H₇IO₂, is a significant intermediate in organic synthesis and pharmaceutical research. This compound, identified by its CAS number 66240-21-9, has garnered attention due to its versatile applications in the development of fine chemicals and biologically active molecules. Its unique structural properties, featuring both an iodine substituent and a methoxy group on a naphthalene backbone, make it a valuable building block for further functionalization.

The naphthalene core, a polycyclic aromatic hydrocarbon, provides a stable scaffold that can be modified through various chemical reactions. The presence of the iodine atom at the 1-position enhances its reactivity in cross-coupling reactions, such as Suzuki-Miyaura and Stille couplings, which are pivotal in constructing complex molecular architectures. Meanwhile, the methoxy group at the 7-position influences electronic and steric properties, enabling selective modifications and tailoring of the compound's behavior in subsequent synthetic steps.

In recent years, 1-Iodo-7-methoxynaphthalene has been extensively studied for its role in pharmaceutical synthesis. Researchers have leveraged its reactivity to develop novel heterocyclic compounds with potential therapeutic applications. For instance, studies have demonstrated its utility in constructing benzodiazepine derivatives, which are known for their anxiolytic and sedative effects. The iodine moiety facilitates palladium-catalyzed reactions that introduce nitrogen-containing heterocycles, expanding the compound's utility in medicinal chemistry.

The methoxy group also plays a crucial role in modulating biological activity. Functionalization at this position can lead to compounds with enhanced binding affinity to target receptors or improved metabolic stability. This has been particularly relevant in the development of small-molecule inhibitors for enzyme targets. Recent publications highlight its use in generating substituted flavonoids and coumarins, which exhibit anti-inflammatory and antioxidant properties.

From an industrial perspective, 1-Iodo-7-methoxynaphthalene is valued for its scalability and cost-effectiveness in large-scale synthesis. Its synthesis typically involves halogenation of pre-existing methoxynaphthalenes, a process that can be optimized for high yields and purity. This makes it an attractive choice for pharmaceutical manufacturers seeking reliable intermediates for drug development pipelines.

The compound's versatility extends beyond pharmaceuticals into materials science. Researchers have explored its use in organic electronics, where naphthalene derivatives contribute to the development of efficient light-emitting diodes (LEDs) and photovoltaic cells. The iodine substituent allows for further derivatization into conjugated polymers, which exhibit desirable optoelectronic properties due to their extended π-system.

In academic research, 1-Iodo-7-methoxynaphthalene continues to be a subject of interest for mechanistic studies. Investigations into its reactivity patterns have provided insights into transition-metal catalysis and reaction optimization strategies. These findings not only advance fundamental chemical knowledge but also inform practical applications in synthetic chemistry workflows.

The compound's stability under various conditions has also been examined, with studies focusing on its behavior in solution-phase reactions versus solid-state environments. Such research is critical for ensuring consistent performance across different synthetic protocols and industrial processes.

Future directions in the study of 1-Iodo-7-methoxynaphthalene may explore novel synthetic pathways and green chemistry approaches to minimize environmental impact. Innovations such as catalytic methods that reduce waste or energy consumption could enhance its sustainability profile while maintaining high yields.

In conclusion, 1-Iodo-7-methoxynaphthalene (CAS No. 66240-21-9) is a multifaceted compound with broad applications in pharmaceuticals, materials science, and organic synthesis. Its unique structural features make it a valuable intermediate for constructing complex molecules with diverse functionalities. As research progresses, continued exploration of its potential will likely uncover new applications and refine synthetic methodologies.

• 766-85-8(3-Iodoanisole)
• 32721-21-4(1-Iodo-2-methoxynaphthalene)
• 26002-35-7(4-(4-Iodophenoxy)-phenol)
• 28896-49-3(1-Iodo-4-(4-iodophenoxy)benzene)
• 2974-94-9(1-Iodo-4-phenoxybenzene)
• 128542-49-4(Naphthalene, 6-iodo-1-methoxy- (9CI))
• 696-62-8(4-Iodoanisole)
• 61735-51-1(Naphthalene, 1-iodo-5-methoxy-)
• 128542-48-3(Naphthalene, 2-iodo-7-methoxy- (9CI))
• 26002-36-8(Benzene, 1-iodo-4-(4-methoxyphenoxy)-)