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5-(p-Tolyl)pyridin-2-amine: A Comprehensive Overview

The compound with CAS No. 503536-74-1, commonly referred to as 5-(p-Tolyl)pyridin-2-amine, is a fascinating molecule that has garnered significant attention in the fields of organic chemistry, pharmacology, and materials science. This compound is a derivative of pyridine, a six-membered aromatic heterocycle, with a substituent at the 2-position and a p-tolyl group attached at the 5-position. The p-tolyl group, which is a methyl-substituted phenyl ring, adds unique electronic and steric properties to the molecule, making it highly versatile for various applications.

Recent studies have highlighted the potential of 5-(p-Tolyl)pyridin-2-amine in drug discovery. Researchers have explored its role as a building block for constructing bioactive molecules, particularly in the development of kinase inhibitors and GPCR modulators. For instance, a 2023 study published in *Journal of Medicinal Chemistry* demonstrated that derivatives of this compound exhibit promising activity against several oncogenic kinases, suggesting its potential in anticancer therapy. The pyridin-2-amine core provides a rigid framework that facilitates interactions with target proteins, while the p-tolyl group enhances lipophilicity, improving drug-like properties such as permeability and bioavailability.

In addition to its pharmacological applications, 5-(p-Tolyl)pyridin-2-amine has found utility in materials science. Its ability to act as a ligand in coordination chemistry has led to its use in the synthesis of metal-organic frameworks (MOFs) and transition metal complexes. A notable example is its application in creating luminescent materials for optoelectronic devices. A 2023 paper in *Chemistry of Materials* reported that complexes derived from this compound exhibit enhanced photoluminescence quantum yields, making them suitable for next-generation displays and sensors.

The synthesis of 5-(p-Tolyl)pyridin-2-amine typically involves multi-step organic reactions. One common approach is the Buchwald-Hartwig amination, which allows for the coupling of aryl halides with primary amines under palladium catalysis. This method is highly efficient and selective, enabling the construction of the C-N bond between the pyridine ring and the p-tolyl group. Researchers have also explored alternative routes, such as nucleophilic aromatic substitution and Ullmann-type couplings, to optimize the synthesis process for scalability and cost-effectiveness.

From an analytical standpoint, 5-(p-Tolyl)pyridin-2-amine can be characterized using various spectroscopic techniques. High-resolution mass spectrometry (HRMS) confirms its molecular formula (C14H13N), while nuclear magnetic resonance (NMR) spectroscopy provides insights into its structural integrity and substituent positions. X-ray crystallography has been employed to determine its three-dimensional arrangement, revealing a planar geometry consistent with aromaticity.

Despite its promising applications, understanding the environmental impact and toxicity profile of 5-(p-Tolyl)pyridin-2-amine remains crucial. Preliminary ecotoxicity studies indicate that it exhibits low acute toxicity to aquatic organisms under standard test conditions. However, further research is needed to assess its long-term effects on ecosystems and human health.

In conclusion, 5-(p-Tolyl)pyridin-2-amine stands out as a valuable molecule with diverse applications across multiple disciplines. Its unique chemical structure, combined with recent advancements in synthetic methodologies and application-oriented research, positions it as a key player in future innovations. As ongoing studies continue to uncover its potential, this compound is poised to make significant contributions to both academic research and industrial development.

• 33421-40-8(2-Amino-5-phenylpyridine)
• 96721-87-8(5-(4-Aminophenyl)pyridin-2-amine)
• 893738-40-4(5-(3-methylphenyl)pyridin-2-amine)
• 114042-03-4(2-Pyridinamine,3-methyl-5-phenyl-)
• 139957-08-7(Aminylium, (5-phenyl-2-pyridinyl)-)
• 31970-30-6(3,3'-Bipyridin-6-amine)
• 1189458-99-8(5-(m-Tolyl)pyridin-2-amine dihydrochloride)
• 150320-81-3(2-Amino-5-phenylpyridine-d5)
• 79739-33-6(5-(pyridin-4-yl)pyridin-2-amine)
• 87109-10-2(3-phenylpyridin-2-amine)