Global o-Phenylphenol (OPP) market is experiencing sustained growth, with its valuation reaching USD 275 million in 2024. According to industry forecasts, the market is projected to expand at a CAGR of 4.5%-5.5%, potentially reaching USD 350+ million by 2029. This growth trajectory reflects the compound's expanding use cases across disinfectants, flame retardants, and advanced material applications, particularly in industries prioritizing hygiene and safety.