Patent ID: 9655824
Date: 2017-05-23
CPC Classifications: A23L,A61K,A61P,A61Q

Claim:
1. A topical tyrosinase inhibitor composition comprising a compound of the Formula 1 in an amount effective for skin lightening in humans, hair lightning in humans, combating age spots in human skin, or inhibiting browning in foods: where: R1 is hydrogen, methyl, straight-chain or branched, saturated or unsaturated alkyl having 2-4 C atoms, OH or halogen, R2 is a straight-chain or branched, saturated or unsaturated alkyl having 2-5 C atoms, R3 is methyl, and R4 and R5 independently of one another are hydrogen, methyl, straight-chain or branched, saturated or unsaturated alkyl having 2-5 C atoms, OH or halogen, and at least one member selected from the group consisting of a fragrance, a compound for care and/or cleansing of skin and/or hair, and a UV absorbing agent.