N-(2-Pyrazinylcarbonyl)-L-phenylalanine (CAS 114457-94-2): A Comprehensive Introduction
N-(2-Pyrazinylcarbonyl)-L-phenylalanine, with the CAS number 114457-94-2, is a significant organic compound in the field of chemical synthesis and pharmaceutical research. This product, a derivative of L-phenylalanine, has drawn extensive attention due to its unique chemical structure and potential applications.
Chemical Structure and Properties
The chemical structure of N-(2-Pyrazinylcarbonyl)-L-phenylalanine combines the pyrazine ring and the L-phenylalanine moiety. The pyrazine ring, a six – membered heterocyclic ring containing two nitrogen atoms, endows the compound with certain aromaticity and electronic properties. The L-phenylalanine part, an essential amino acid, contributes to the compound’s chiral nature and biological activity potential.
Physically, N-(2-Pyrazinylcarbonyl)-L-phenylalanine is a solid at room temperature. Its solubility in different solvents varies. It has a certain solubility in polar organic solvents such as dimethyl sulfoxide (DMSO) and N,N – dimethylformamide (DMF), which makes it convenient for use in chemical reactions and biological assays. In terms of stability, it is relatively stable under normal storage conditions, but it should be protected from moisture, light, and extreme temperatures to maintain its quality.
Synthesis and Preparation
The synthesis of N-(2-Pyrazinylcarbonyl)-L-phenylalanine typically involves a multi – step process. One common approach starts with the activation of the carboxylic acid group of L-phenylalanine. This can be achieved by using a coupling reagent such as N,N’-dicyclohexylcarbodiimide (DCC) or N-(3 – dimethylaminopropyl)-N’-ethylcarbodiimide hydrochloride (EDC). The activated L-phenylalanine is then reacted with 2 – pyrazinecarboxylic acid or its derivatives.
For example, in a typical reaction, L-phenylalanine is first dissolved in an appropriate solvent, usually an organic solvent like dichloromethane. The coupling reagent and a catalyst such as 4 – dimethylaminopyridine (DMAP) are added to activate the carboxylic acid group. Then, 2 – pyrazinecarboxylic acid is introduced into the reaction system. The reaction is carried out under controlled temperature and stirring conditions for a certain period of time. After the reaction is completed, the product is purified by methods such as column chromatography or recrystallization to obtain high – purity N-(2-Pyrazinylcarbonyl)-L-phenylalanine.
Another possible synthetic route might involve the use of pyrazinecarbonyl chloride instead of 2 – pyrazinecarboxylic acid. In this case, the reaction between pyrazinecarbonyl chloride and L-phenylalanine occurs in the presence of a base to neutralize the hydrogen chloride generated during the reaction. The choice of synthetic route depends on various factors such as the availability of starting materials, reaction conditions, and the desired yield and purity of the product.
Applications in Different Fields
Pharmaceutical Research
In pharmaceutical research, N-(2-Pyrazinylcarbonyl)-L-phenylalanine has shown potential as a lead compound for the development of new drugs. Its unique chemical structure may interact with specific biological targets in the body. For example, it could potentially act as an inhibitor of certain enzymes or as a modulator of cell signaling pathways.
Some studies have investigated its anti – inflammatory properties. It is hypothesized that the compound may interfere with the production of pro – inflammatory cytokines in immune cells. In addition, it may also have potential applications in the treatment of neurodegenerative diseases. The presence of the pyrazine ring and the amino acid moiety may contribute to its ability to cross the blood – brain barrier and interact with neuronal receptors.
Chemical Synthesis
In the field of chemical synthesis, N-(2-Pyrazinylcarbonyl)-L-phenylalanine can be used as a building block for the synthesis of more complex organic molecules. Its chiral center can be utilized to introduce chirality into the target molecules, which is crucial in the synthesis of pharmaceuticals and natural products. For example, it can be further modified through reactions such as amide bond formation, alkylation, or acylation to obtain new compounds with different structures and properties.
Biological Assays
Due to its potential biological activity, N-(2-Pyrazinylcarbonyl)-L-phenylalanine can be used in biological assays. It can be labeled with fluorescent or radioactive tags and used to study the binding affinity and specificity of certain receptors or proteins. This helps researchers to understand the molecular mechanisms of biological processes and to develop new diagnostic tools.
Safety and Handling
When handling N-(2-Pyrazinylcarbonyl)-L-phenylalanine, appropriate safety measures should be taken. It is recommended to wear protective gloves, goggles, and a lab coat to prevent direct contact with the compound. In case of skin contact, the affected area should be washed thoroughly with soap and water. If it gets into the eyes, rinse immediately with plenty of water and seek medical attention.
The compound should be stored in a cool, dry place away from sources of ignition and incompatible substances. When disposing of N-(2-Pyrazinylcarbonyl)-L-phenylalanine, it should be done in accordance with local environmental regulations.
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