Hydroxamic acid derivatives and the method for preparing thereof
US7282522B2 · kind B2 · utility
8Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2004 |
| Grant date | Oct 16, 2007 |
| Priority date | — |
| Expiry date | Aug 26, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/74
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides hydroxamic acid derivatives which have anti-aging efficacy and a method for preparation thereof. It is further provided skin-care external compositions for preventing skin aging, containing the hydroxamic acid derivatives represented by the formula (I) as an active ingredient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.