4-Methylphenol, also known as p-Cresol, is an aromatic organic compound with a hydroxyl group (-OH) attached to a methyl-substituted phenyl ring. It is a colorless to pale yellow liquid with a characteristic odor reminiscent of medicinal products. p-Cresol is naturally found in coal tar and is produced during the degradation of organic matter. It is used in the synthesis of various chemicals, including antiseptics, disinfectants, and as a precursor in the production of phenolic resins. In food and spice applications, it can contribute to flavor profiles, particularly in smoked foods. Its antimicrobial properties make it significant in food preservation, although its strong odor can be off-putting.