• 1. Enantio- & chemo-selective preparation of enantiomerically enriched aliphatic nitro alcohols using Candida parapsilosis ATCC 7330
  Sowmyalakshmi Venkataraman RSC Adv., 2015,5, 73807-73813
• 2. Exceptional activity of sub-nm Pt clusters on CdS for photocatalytic hydrogen production: a combined experimental and first-principles study?
  Qiyuan Wu,Shangmin Xiong,Peichuan Shen,Shen Zhao,Alexander Orlov Catal. Sci. Technol., 2015,5, 2059-2064
• 3. Evolution study of photo-synthesized gold nanoparticles by spectral deconvolution model: a quantitative approach
  Chung-Sung Yang,Mong-Shian Shih,Fang-Yi Chang New J. Chem., 2006,30, 729-735
• 4. Establishing empirical design rules of nucleic acid templates for the synthesis of silver nanoclusters with tunable photoluminescence and functionalities towards targeted bioimaging applications?
  Jason Y. C. Lim,Yong Yu,Guorui Jin,Kai Li,Yi Lu,Jianping Xie Nanoscale Adv., 2020,2, 3921-3932
• 5. Evidence for the intrinsic nature of band-gap states electrochemically observed on atomically flat TiO2(110) surfaces?
  Shintaro Takata,Yoshihiro Miura Phys. Chem. Chem. Phys., 2014,16, 24784-24789

Introduction to 4-Chloro-3,5-dibromotoluene (CAS No. 202925-05-1)

4-Chloro-3,5-dibromotoluene, identified by its Chemical Abstracts Service (CAS) number 202925-05-1, is a significant intermediate in the realm of organic synthesis and pharmaceutical development. This compound, characterized by its aromatic structure adorned with chloro and bromo substituents, has garnered attention due to its versatile reactivity and potential applications in the synthesis of complex molecules.

The molecular framework of 4-Chloro-3,5-dibromotoluene consists of a benzene ring substituted with a chlorine atom at the 4-position and two bromine atoms at the 3- and 5-positions. This specific arrangement imparts unique electronic and steric properties, making it a valuable building block for chemists engaged in the design and construction of novel chemical entities. The presence of both halogen atoms enhances its utility in cross-coupling reactions, which are pivotal in modern synthetic methodologies.

In recent years, the pharmaceutical industry has shown increasing interest in halogenated aromatic compounds due to their role as key intermediates in drug discovery. 4-Chloro-3,5-dibromotoluene exemplifies this trend, as it serves as a precursor in the synthesis of various pharmacologically active agents. Its ability to undergo selective transformations allows for the introduction of diverse functional groups, facilitating the development of molecules with tailored biological activities.

One of the most compelling aspects of 4-Chloro-3,5-dibromotoluene is its participation in transition-metal-catalyzed reactions. These reactions are particularly relevant in the context of modern drug synthesis, where efficiency and selectivity are paramount. For instance, palladium-catalyzed cross-coupling reactions involving this compound have been employed to construct biaryl structures, which are prevalent motifs in many therapeutic agents. The bromine atoms act as excellent leaving groups, enabling subsequent functionalization via Suzuki-Miyaura or Heck couplings.

Recent advancements in synthetic chemistry have highlighted the utility of 4-Chloro-3,5-dibromotoluene in constructing heterocyclic frameworks. Heterocycles are essential components of numerous drugs and natural products, and their synthesis often requires sophisticated strategies. The compound’s reactivity allows for the introduction of nitrogen-containing rings through cyclization reactions, expanding its applicability to broader chemical space.

The role of 4-Chloro-3,5-dibromotoluene in medicinal chemistry extends beyond its use as a simple intermediate. It has been incorporated into libraries of compounds designed for high-throughput screening (HTS), enabling researchers to identify novel leads with desired biological properties. The structural features of this compound contribute to its versatility, allowing it to be modified post-synthetically to explore different pharmacophores.

In addition to pharmaceutical applications, 4-Chloro-3,5-dibromotoluene finds utility in materials science. Its halogenated aromatic core can be functionalized to produce polymers with specific electronic properties, making it relevant for applications in organic electronics and optoelectronics. The ability to fine-tune these properties through chemical modification underscores the compound’s importance as a molecular scaffold.

The synthesis of 4-Chloro-3,5-dibromotoluene itself is an area of active research. While traditional methods involve multi-step sequences involving halogenation and chlorination reactions, recent studies have explored more efficient routes. For example, electrochemical halogenation techniques have been investigated as a means to achieve regioselective bromination without excessive byproduct formation. Such innovations align with the growing emphasis on sustainable chemistry practices.

The safety profile of 4-Chloro-3,5-dibromotoluene is another critical consideration in its application. While it is not classified as a hazardous material under standard regulations, proper handling procedures must be followed to ensure safe laboratory practices. Storage conditions should be controlled to prevent degradation, and exposure should be minimized through appropriate personal protective equipment (PPE).

Future directions in the study of 4-Chloro-3,5-dibromotoluene may include exploring its role in green chemistry initiatives. Researchers are increasingly seeking alternatives to traditional synthetic methods that minimize waste and energy consumption. The development of catalytic systems that enhance reaction efficiency while reducing environmental impact could position this compound as a cornerstone of sustainable chemical manufacturing.

In conclusion,4-Chloro-3,5-dibromotoluene (CAS No. 202925-05-1) is a multifaceted compound with significant implications across multiple domains of chemistry. Its unique structural features and reactivity make it an indispensable tool for synthetic chemists working on pharmaceuticals and advanced materials. As research continues to uncover new applications for this molecule,4-Chloro-3,5-dibromotoluene is poised to remain at the forefront of chemical innovation.

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