N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine (CAS 231278-20-9): A Comprehensive Product Introduction
N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine, with the CAS number 231278-20-9, is a significant chemical compound that has gained considerable attention in the scientific and industrial communities. This article aims to provide a detailed introduction to this product, including its properties, uses, applications in various fields, and preparation methods.
Product Properties
N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine is a synthetic organic compound. Its chemical structure consists of a quinazoline core with an iodo group at the 6 – position and an amine group at the 4 – position. The phenyl group attached to the amine is substituted with a chloro group at the 3 – position and a 3 – fluorobenzyloxy group at the 4 – position. This complex structure endows the compound with unique physical and chemical properties.
Physically, it exists as a solid at room temperature. Its melting point, boiling point, and solubility are important properties that affect its handling and application. Although specific data on these properties may vary depending on the source and purity of the compound, generally, it has a relatively high melting point due to the presence of multiple aromatic rings and halogen atoms in its structure. In terms of solubility, it is sparingly soluble in water but more soluble in organic solvents such as dimethyl sulfoxide (DMSO), ethanol, and acetonitrile. This solubility characteristic makes it suitable for various chemical reactions and biological assays carried out in organic media.
Uses
The main use of N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine lies in the field of medicinal chemistry. It serves as a key intermediate in the synthesis of potential pharmaceutical agents. Due to its unique chemical structure, it can be further modified and functionalized to develop compounds with specific biological activities. For example, it can be used to design and synthesize kinase inhibitors. Kinases are enzymes that play crucial roles in cell signaling pathways, and abnormal kinase activity is associated with many diseases, including cancer. By modifying the structure of N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine, researchers can develop novel kinase inhibitors that target specific kinases involved in disease processes.
Another important use is in the field of chemical research. It can be used as a model compound for studying the reactivity and properties of quinazoline derivatives. Chemists can conduct various chemical reactions on this compound to explore new synthetic routes and reaction mechanisms. This not only helps in the development of new synthetic methods but also deepens our understanding of the chemical behavior of similar compounds.
Applications in Various Fields
Pharmaceutical Industry
In the pharmaceutical industry, N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine has great potential for drug discovery. As mentioned earlier, it can be used to develop kinase inhibitors. These inhibitors can be used to treat a variety of diseases, especially cancer. For example, some tyrosine kinase inhibitors have been successfully developed and approved for clinical use in the treatment of certain types of cancer, such as chronic myeloid leukemia and non – small cell lung cancer. By using N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine as a starting material, researchers can design and synthesize more potent and selective kinase inhibitors with fewer side effects.
It can also be used in the development of anti – inflammatory drugs. Inflammation is a complex biological response to harmful stimuli, and excessive inflammation is associated with many diseases, including rheumatoid arthritis, inflammatory bowel disease, and asthma. Some quinazoline derivatives have shown anti – inflammatory activity by modulating the immune response. By further modifying N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine, it may be possible to develop new anti – inflammatory drugs with better efficacy and safety profiles.
Biochemical Research
In biochemical research, N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine can be used as a tool compound to study the function of kinases and other biological molecules. By using this compound to inhibit specific kinases in cell cultures or animal models, researchers can observe the changes in cell behavior and biological processes, which helps in understanding the role of these kinases in normal physiology and disease states. It can also be used in high – throughput screening assays to identify new drug targets and lead compounds.
Materials Science
Although its application in materials science is relatively less explored compared to the pharmaceutical and biochemical fields, N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine may have potential applications in the development of new materials. For example, it can be incorporated into polymers or other materials to modify their properties. The presence of halogen atoms and aromatic rings in its structure may endow the materials with certain optical, electrical, or mechanical properties. Further research is needed to fully explore its potential in this area.
Preparation Methods
The preparation of N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine typically involves a multi – step synthetic route. Here is a general overview of a possible preparation method:
Step 1: Synthesis of 6 – Iodoquinazolin – 4 – one
The first step usually involves the synthesis of 6 – iodoquinazolin – 4 – one. This can be achieved by reacting an appropriate anthranilic acid derivative with an iodinating agent. For example, 2 – amino – 5 – iodobenzoic acid can be reacted with formamide in the presence of a catalyst such as polyphosphoric acid. The reaction conditions typically include heating at a certain temperature for a specific period of time. After the reaction is completed, the product can be isolated and purified by methods such as recrystallization or column chromatography.
Step 2: Chlorination
The 6 – iodoquinazolin – 4 – one obtained in the previous step is then chlorinated. This can be done using a chlorinating agent such as phosphorus oxychloride (POCl₃). The reaction is usually carried out under reflux conditions in an appropriate solvent such as toluene or dichloromethane. The chlorination reaction replaces the hydroxyl group of the quinazolin – 4 – one with a chlorine atom, resulting in the formation of 4 – chloro – 6 – iodoquinazoline.
Step 3: Preparation of 3 – Chloro – 4 – (3 – fluorobenzyloxy)aniline
3 – Chloro – 4 – (3 – fluorobenzyloxy)aniline can be prepared by reacting 3 – chloro – 4 – hydroxyaniline with 3 – fluorobenzyl chloride in the presence of a base such as potassium carbonate. The reaction is typically carried out in an organic solvent such as acetonitrile or dimethylformamide (DMF) at a suitable temperature. After the reaction, the product can be purified by methods such as extraction and recrystallization.
Step 4: Coupling Reaction
The final step is the coupling reaction between 4 – chloro – 6 – iodoquinazoline and 3 – chloro – 4 – (3 – fluorobenzyloxy)aniline. This reaction is usually carried out in the presence of a base and a catalyst. For example, a palladium – catalyzed coupling reaction can be used. The reaction conditions need to be carefully controlled to ensure high yield and purity of the final product, N-[3-Chloro-4-(3-fluorobenzyloxy)phenyl]-6-iodoquinazolin-4-amine. After the reaction, the product can be isolated and purified by column chromatography or other appropriate methods.
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