Chromene derivatives and salts thereof, and pharmaceuticals containing the same
US6124347A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 1998 |
| Grant date | Sep 26, 2000 |
| Priority date | — |
| Expiry date | Sep 29, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are chromene derivatives represented by the following formula: ##STR1## wherein R.sup.1 s represent alkyl, alkoxy or like groups, R.sup.2 represents a hydrogen atom or an alkyl group, R.sup.3 represents a substituted or unsubstituted phenyl, naphthyl or heterocyclic group, and m stands for an integer of from 0 to 4, and their salts; and pharmaceuticals containing them as effective ingredients. The chromene derivatives and their salts show excellent AGE formation inhibitory action and are useful as preventives and therapeutics for diabetic complications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.