5-Ethyltio-1H-Tetrazole (CAS nan) is a tetrazole derivative frequently used as a synthetic intermediate in medicinal chemistry and pharmaceutical research Due to its combined tetrazole ring and sulfur-containing side chain it facilitates targeted molecular interactions and is applied in the design of enzyme inhibitors and ligand modification strategies Based on these pharmacological properties 5-Ethyltio-1H-Tetrazole holds research potential in the synthesis of antimicrobial agents and in studies investigating receptor binding and inhibition pathways in the development of biologically active compounds