1,2,4-Triazole and its derivatives hold significant importance as structural components in numerous pharmaceutical drugs. Beyond their pharmaceutical relevance, triazoles also serve as versatile ligands capable of forming coordination complexes with transition metal ions. Their electron-deficient nature renders them conducive to excellent electron-transport and hole-blocking properties, positioning them as promising candidates in various material science applications. With their diverse functionalities and favorable electronic properties, 1,2,4-triazoles represent a class of compounds with broad utility in both pharmaceutical and materials chemistry fields.