Preparation of hydroquinone amide compounds with antioxidant properties
US8207229B1 · kind B1 · utility
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Key dates
| Filing date | Jul 14, 2011 |
| Grant date | Jun 26, 2012 |
| Priority date | — |
| Expiry date | Jul 14, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P17/18
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to the preparation of compounds of formula (I) derived from arylacetic acid comprising two phenol functions and an amide function, which have free-radical scavenging and antioxidant properties and which are soluble in lipid media. These compounds can be used as cosmetic and pharmaceutical preparations for the prevention of biological degradations caused by free radicals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.