Monosubstituted urea derivatives as a self-tanning substance

US11234914B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Julian Osthoff · Dieburg, DE
• Hansjuergen Driller · Groß-Umstadt, DE
• Christophe Carola · Langen, DE
• Robin BACK · Bensheim, DE
• Michael Krohn · Lorsch, DE

Key dates

• Filing date: Oct 2, 2017
• Grant date: Feb 1, 2022
• Expiry date: Oct 21, 2037

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61Q19/08
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention relates to the use of monosubstiuted urea derivatives of the formula I as self-tanning substance, for increasing melanin synthesis, for improving melanin transport and/or improving the distribution of melanin in suprabasal layers, and to preparations comprising these urea derivatives.