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Dimethyl 2,5-dibromoterephthalate (CAS 18014-00-1) is a chemical compound that plays a significant role as a versatile intermediate in various synthetic pathways. Its distinct chemical structure, characterized by a terephthalate backbone substituted with two bromine atoms and two methyl ester groups, endows it with unique reactivity. Understanding these properties is key for chemists and formulators looking to effectively utilize this compound in their research and product development.
The physical appearance of Dimethyl 2,5-dibromoterephthalate is typically a white powder, indicating a high degree of purity when sourced from reputable manufacturers. Its molecular formula, C10H8Br2O4, and molecular weight of approximately 351.98 g/mol are fundamental identifiers. Key physical properties include a melting point often reported around 148.6°C and a boiling point of 362.0°C at 760 mmHg, though these can be estimates and vary slightly based on purity and measurement conditions. The density is typically around 1.781 g/cm³.
Chemically, the presence of two bromine atoms on the aromatic ring makes Dimethyl 2,5-dibromoterephthalate an excellent substrate for nucleophilic aromatic substitution and, more commonly, for metal-catalyzed cross-coupling reactions. These reactions, such as the Suzuki-Miyaura coupling, allow for the introduction of a wide range of organic groups onto the aromatic core, creating more complex molecular architectures. The ester functionalities can be modified through hydrolysis to form the corresponding dicarboxylic acid or participate in transesterification, further expanding its synthetic utility.
The applications of Dimethyl 2,5-dibromoterephthalate are diverse. It is widely used as a building block in the synthesis of pharmaceutical intermediates, agrochemicals, and advanced materials. Its ability to undergo controlled functionalization makes it invaluable in the creation of heterocyclic compounds, polymers with specific properties, and potentially in the development of organic electronic materials. Researchers looking to buy this compound for these purposes can rely on suppliers who provide consistently high-purity material.
For those seeking to procure Dimethyl 2,5-dibromoterephthalate, partnering with a knowledgeable manufacturer or supplier is crucial. They can provide detailed technical data, including COAs and MSDS, which are essential for safe handling and effective application. By understanding the chemical properties of this intermediate, chemists can unlock its full potential in developing innovative solutions and new chemical entities. When considering your next synthesis project, remember the versatility and reactivity that Dimethyl 2,5-dibromoterephthalate offers.
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