Bisheterocyclic derivative or salt thereof
US5508296A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 31, 1994 |
| Grant date | Apr 16, 1996 |
| Priority date | — |
| Expiry date | Jan 31, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
##STR1## A bisheterocyclic compound represented by general formula (I), stereoisomers thereof, tautomers thereof, a pharmaceutically acceptable salt or a pharmaceutically acceptable solvate thereof, a pharmaceutical composition containing the same, and a process for the production thereof. In formula (I), R.sup.1 and R.sup.2 may be the same or different from each other and each represents (II) or (III), R.sup.3 represents hydrogen or a protective group, X, Y.sup.1 and Y.sup.2 may be the same or different from one another and each represents oxygen or sulfur, B.sup.1 and B.sup.2 represent each phenylene, B.sup.3 represents phenylene, naphthylene, cyclohexylene or furo[3,2-b]furanylene, L.sup.1 and L.sup.2 represent each --(O).sub.n --A--, n represents 0 or 1, and A represents a single bond or lower alkylene, provided that when n is 1, A represents alkylene and the oxygen atom of each of L.sup.1 and L.sup.2 is bonded to B.sup.3. The above compounds are useful as a hypoglycemic drug based on the activity of enhancing insulin sensitivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.