Thiazolidine-2,4-dione derivatives, salts and preparation processes thereof
US5308856A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1992 |
| Grant date | May 3, 1994 |
| Priority date | — |
| Expiry date | Oct 26, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P3/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides novel thiazolidine-2,4-dione derivatives possessing blood sugar-lowering action and aldose reductase-inhibitory action, their salts, their preparation processes and drugs containing them, and relates to thiazolidine-2,4-dione derivatives represented by a general formula (1) ##STR1## [wherein R.sup.1 and R.sup.2 denote identically or differently hydrogen atoms, halogens, lower alkyl groups, hydroxyl groups, lower alkoxy groups, nitro groups or amino groups (said amino group may be substituted with lower alkyl group or lower alkanoyl group, R.sup.3 denotes a hydrogen atom or lower alkyl group, A denotes a lower alkylene or carbonyl group, and B and W denote differently lower alkylenes, carbonyl groups or bonding hands], or their salts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.