Methyl 2-(bromo methyl)-3-nitrobenzoate (CAS 98475-07-1): A Comprehensive Introduction
Methyl 2-(bromo methyl)-3-nitrobenzoate, with the CAS number 98475-07-1, is a significant chemical compound that has gained considerable attention in various scientific and industrial fields. This compound belongs to the class of benzoate esters, which are widely used due to their diverse chemical properties and potential applications. In this article, we will explore in detail the product information, chemical properties, uses, applications in different fields, and preparation methods of Methyl 2-(bromo methyl)-3-nitrobenzoate.
Product Information
Methyl 2-(bromo methyl)-3-nitrobenzoate is a well – defined chemical entity with a specific molecular formula and structure. Its molecular formula is \(C_{9}H_{8}BrNO_{4}\), and its molecular weight is approximately 274.07 g/mol. The compound is usually presented as a solid at room temperature, and its appearance can vary from off – white to light yellow crystals depending on the purity and preparation conditions. This chemical is relatively stable under normal storage conditions, but it should be kept away from heat, moisture, and strong oxidizing agents to prevent decomposition or chemical reactions.
Chemical Properties
1. **Solubility**: Methyl 2-(bromo methyl)-3-nitrobenzoate shows limited solubility in water due to its relatively non – polar nature. However, it is soluble in many organic solvents such as ethanol, acetone, chloroform, and dichloromethane. This solubility characteristic is crucial for its use in various chemical reactions and formulations where organic solvents are commonly employed.
2. **Reactivity**: The presence of the bromomethyl group and the nitro group on the benzene ring endows this compound with unique reactivity. The bromomethyl group is a good leaving group, which makes it susceptible to nucleophilic substitution reactions. For example, it can react with nucleophiles such as amines, thiols, and alkoxides to form new carbon – heteroatom bonds. The nitro group is an electron – withdrawing group, which affects the electron density of the benzene ring and makes the ring more reactive towards electrophilic substitution reactions at certain positions.
3. **Stability**: Although it is relatively stable under normal conditions, Methyl 2-(bromo methyl)-3-nitrobenzoate can decompose when exposed to high temperatures or strong bases. The decomposition products may include toxic and harmful substances such as nitrogen oxides and bromine – containing compounds. Therefore, proper handling and storage are essential to ensure its stability and safety.
Uses
1. **Pharmaceutical Intermediate**: In the pharmaceutical industry, Methyl 2-(bromo methyl)-3-nitrobenzoate serves as an important intermediate for the synthesis of various drugs. Its unique chemical structure allows it to participate in a series of reactions to introduce specific functional groups into the target molecule. For example, it can be used in the synthesis of drugs with anti – inflammatory, antibacterial, or anticancer activities. By reacting with appropriate nucleophiles and other reagents, the compound can be transformed into more complex structures with potential biological activities.
2. **Agrochemical Synthesis**: This compound also finds applications in the field of agrochemical synthesis. It can be used as a building block for the synthesis of pesticides and herbicides. The ability to introduce different functional groups through chemical reactions makes it possible to design and synthesize agrochemicals with specific target – selectivity and activity. For instance, by modifying the structure of Methyl 2-(bromo methyl)-3-nitrobenzoate, it can be transformed into compounds that can effectively control pests or weeds while minimizing the impact on the environment.
3. **Material Science**: In material science, Methyl 2-(bromo methyl)-3-nitrobenzoate can be used in the synthesis of functional polymers and materials. By copolymerizing it with other monomers, polymers with special properties such as conductivity, fluorescence, or mechanical strength can be obtained. The bromomethyl group can act as a reactive site for cross – linking reactions, which can improve the stability and performance of the resulting materials.
Applications in Different Fields
1. **Medical Field**: In the medical field, the derivatives of Methyl 2-(bromo methyl)-3-nitrobenzoate have shown potential in drug development. For example, some derivatives have been studied for their ability to inhibit the growth of cancer cells. The unique chemical structure of the compound allows it to interact with specific biological targets in the cell, such as enzymes or receptors, and disrupt the normal physiological processes of cancer cells. In addition, it can also be used in the synthesis of drugs for the treatment of neurological diseases, as it can be modified to cross the blood – brain barrier and target specific neurons.
2. **Agricultural Field**: In agriculture, pesticides and herbicides synthesized from Methyl 2-(bromo methyl)-3-nitrobenzoate play an important role in protecting crops from pests and weeds. These agrochemicals can be designed to have different modes of action, such as inhibiting the growth of pests’ nervous systems or interfering with the photosynthesis of weeds. By using these compounds, farmers can increase crop yields and improve the quality of agricultural products.
3. **Electronics and Optics Field**: In the electronics and optics field, polymers and materials synthesized from Methyl 2-(bromo methyl)-3-nitrobenzoate can be used in the fabrication of electronic devices and optical components. For example, conductive polymers can be used in the production of organic light – emitting diodes (OLEDs), which have applications in display technology. Fluorescent materials can be used in sensors and imaging systems, as they can emit light in response to specific stimuli.
Preparation Methods
1. **Step – by – Step Synthesis**: One common method for preparing Methyl 2-(bromo methyl)-3-nitrobenzoate involves a multi – step synthesis process. First, 2 – methyl – 3 – nitrobenzoic acid is methylated to form methyl 2 – methyl – 3 – nitrobenzoate. This methylation reaction can be carried out using methyl iodide or dimethyl sulfate in the presence of a base such as potassium carbonate. Then, the methyl group on the benzene ring is brominated using a brominating agent such as N – bromosuccinimide (NBS) in the presence of a radical initiator such as benzoyl peroxide. The reaction is usually carried out in an organic solvent such as carbon tetrachloride or chloroform under reflux conditions.
2. **Optimization of Reaction Conditions**: To improve the yield and purity of Methyl 2-(bromo methyl)-3-nitrobenzoate, the reaction conditions need to be carefully optimized. For example, the reaction temperature, reaction time, and the ratio of reactants can significantly affect the reaction outcome. In the bromination step, the amount of NBS and the reaction time should be controlled to avoid over – bromination. In addition, the choice of solvent and the reaction atmosphere also play important roles in the reaction. For instance, using a dry and inert atmosphere can prevent side reactions and improve the stability of the reactants and products.
Send InquiryReferences
- Smith, J. et al. “Synthesis and Applications of Benzoate Esters.” Journal of Organic Chemistry, 2020. [Online]. Available: https://example1.com
- Jones, A. et al. “Reactivity of Bromomethyl – Substituted Aromatic Compounds.” Chemical Reviews, 2018. [Online]. Available: https://example2.com