Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate (CAS 205448-65-3): A Comprehensive Product Introduction

Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate, with the CAS number 205448-65-3, is a significant chemical compound that has gained attention in various scientific and industrial fields. This compound belongs to the class of quinoline derivatives, which are known for their diverse biological activities and potential applications. In this article, we will delve into the details of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate, including its properties, uses, applications in different sectors, and the methods of its preparation.

Properties of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate

The chemical formula of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate is C12H11NO4. It has a molecular weight of approximately 233.22 g/mol. The compound exists in a solid state under normal conditions. Its physical and chemical properties play a crucial role in determining its behavior in different environments and its suitability for various applications.

From a solubility perspective, Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate shows limited solubility in water. However, it is more soluble in organic solvents such as ethanol, methanol, and dimethyl sulfoxide (DMSO). This solubility profile is important for its use in chemical reactions and biological assays, where it often needs to be dissolved in a suitable medium to exhibit its activity.

The melting point of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate is a characteristic physical property that can be used for its identification and purity assessment. Precise determination of the melting point requires careful experimental procedures using appropriate instruments such as a melting point apparatus. The melting point range provides valuable information about the compound’s purity, as impurities can lower and broaden the melting point range.

Regarding its stability, Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate is relatively stable under normal storage conditions. However, it should be protected from light, heat, and moisture to prevent degradation. Exposure to extreme conditions may lead to chemical reactions that can alter its structure and properties, thereby affecting its performance in applications.

Uses of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate

Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate has a wide range of uses, mainly due to its unique chemical structure and potential biological activities. One of the primary uses is in the field of medicinal chemistry. Quinoline derivatives, including Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate, have been investigated for their potential as therapeutic agents.

In the search for new drugs, Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate can serve as a starting material or an intermediate for the synthesis of more complex molecules with enhanced biological activities. It can be modified through various chemical reactions to introduce different functional groups, which can then be screened for their effects on specific biological targets. For example, it may be used to develop compounds with antibacterial, antifungal, or anticancer properties.

Another important use is in the field of chemical research. As a quinoline derivative, it can be used as a model compound for studying the reactivity and mechanisms of quinoline-based reactions. Chemists can use it to explore new synthetic routes and reaction conditions, which can contribute to the development of more efficient and sustainable chemical processes.

In addition, Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate can also be used in the development of dyes and pigments. The quinoline structure often imparts unique color properties, and by modifying the substituents on the quinoline ring, it is possible to create compounds with different colors and absorption spectra. These dyes and pigments can be used in various industries, such as textiles, printing, and coatings.

Applications in Different Fields

Pharmaceutical Industry

In the pharmaceutical industry, Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate has shown great potential. As mentioned earlier, it can be used in the discovery and development of new drugs. Many quinoline derivatives have been found to interact with specific biological targets, such as enzymes and receptors, in the human body. By synthesizing and screening derivatives of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate, researchers can identify compounds that have the potential to treat various diseases.

For example, some quinoline-based compounds have been shown to have antibacterial activity by inhibiting the growth of bacteria. Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate can be modified to create derivatives that target specific bacterial enzymes or disrupt bacterial cell membranes. This approach can be particularly useful in the fight against antibiotic-resistant bacteria, which pose a significant threat to public health.

In the area of cancer research, quinoline derivatives have also attracted attention. Some studies have suggested that certain quinoline compounds can induce apoptosis (programmed cell death) in cancer cells or inhibit the growth and metastasis of tumors. Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate can be a starting point for the synthesis of such anticancer agents, which may have fewer side effects compared to traditional chemotherapy drugs.

Chemical Industry

In the chemical industry, Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate is used as a building block for the synthesis of other chemicals. It can participate in a variety of chemical reactions, such as nucleophilic substitution, oxidation, and reduction reactions. These reactions can be used to introduce different functional groups onto the quinoline ring, creating new compounds with diverse properties.

For instance, it can be used in the synthesis of heterocyclic compounds, which are widely used in the production of pharmaceuticals, agrochemicals, and materials. By reacting Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate with appropriate reagents, it is possible to form new heterocyclic structures with unique chemical and physical properties. These heterocyclic compounds can then be further modified and used in different applications.

Materials Science

In materials science, Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate can be incorporated into polymers or other materials to impart specific properties. For example, it can be used as a fluorescent probe in polymer materials. The quinoline structure often exhibits fluorescence properties, and by introducing Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate into a polymer matrix, it is possible to create materials with fluorescence sensing capabilities.

These fluorescent materials can be used in various applications, such as sensors for detecting specific analytes, imaging agents in biological systems, and indicators in environmental monitoring. The ability to tune the fluorescence properties of the material by modifying the structure of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate or its derivatives provides flexibility in designing materials for different applications.

Preparation Methods of Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate

There are several methods for preparing Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate. One common approach involves the reaction of appropriate starting materials under specific reaction conditions. Here, we will describe a general synthetic route that is often used in the laboratory.

The synthesis typically starts with the reaction of a substituted aniline and a β-ketoester. The aniline derivative contains the necessary substituents for the formation of the quinoline ring, while the β-ketoester provides the carbonyl and ester groups. The reaction is usually carried out in the presence of a catalyst, such as a Lewis acid or a base.

First, the aniline and the β-ketoester are mixed in a suitable solvent, such as ethanol or acetic acid. The reaction mixture is then heated under reflux conditions for a certain period of time. During the reaction, a condensation reaction occurs between the amino group of the aniline and the carbonyl group of the β-ketoester, followed by a cyclization reaction to form the quinoline ring.

After the reaction is complete, the product is isolated and purified. This can be done by various methods, such as filtration, extraction, and chromatography. Filtration is used to remove any solid impurities from the reaction mixture. Extraction is then used to separate the product from the reaction solvent and other by-products. Chromatography, such as column chromatography, is often used to further purify the product and obtain it in a high degree of purity.

Another method for preparing Methyl 7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate involves the use of microwave-assisted synthesis. This method has the advantage of shorter reaction times and higher yields compared to traditional heating methods. In microwave-assisted synthesis, the reaction mixture is placed in a microwave reactor and irradiated with microwaves for a specific period of time. The microwaves provide rapid and uniform heating, which can accelerate the reaction rate and improve the efficiency of the synthesis.

References

• Author 1. “Title of the Article 1”. Journal Name 1, Volume, Issue, Page numbers (Year).
• Author 2. “Title of the Article 2”. Journal Name 2, Volume, Issue, Page numbers (Year).

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