Derivative of kojic acid and its use as a depigmenting agent
US5968487A · kind A · utility
3Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 1997 |
| Grant date | Oct 19, 1999 |
| Priority date | — |
| Expiry date | Jul 18, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/05
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a novel derivative of kojic acid of formula (I) and to its use, in a composition for topical application as a depigmenting and/or bleaching agent for skin: ##STR1## The invention also relates to a process for depigmenting and/or bleaching skin, which includes applying to the skin a composition that contains 5-hydroxy-4-oxo-4H-pyran-2-ylmethyl 2-oxothiazolidine-4-carboxylate of formula (I) or a pharmaceutically acceptable salt thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.