Product: 4-Butylresorcinol INCI NAME: 4-BUTYLRESORCINOL Molecular Formula: C10H14O2 Molecular Weight: 166.22 Appearance:white to pale yellow powder Purity:99% CAS: 18979-61-8 Solubility: Soluble in most organic solvents, slightly soluble in water Supplier: ZHENYIBIO 4-Butylresorcinol is a kind of resorcinol derivative,which can inhibit tyrosinase and tyrosinase-related protein 1 (TRP-1).Butylresorcinol can be used to reduce skin irritation and is also known to inhibit the production of melanin.Studies have proven its efficacy and safety in the treatment of 0.1% melasma face cream,but lack of clinical research using 0.3% cream.4n butylresorcinol is a strong inhibitor of tyrosinase and peroxidase.N butyl resorcinol is an effective skin whitening agent.Butylresorcinol for skin anti-glycosylation and resist melasma.4-Butylresorcinol is widely used in creams, essential oils and Essens care.