Xanthine compounds
US5525607A · kind A · utility
8Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 1993 |
| Grant date | Jun 11, 1996 |
| Priority date | — |
| Expiry date | May 20, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D473/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel xanthine compounds represented by the following formula: ##STR1## wherein each of R.sup.1, R.sup.2 and R.sup.3 independently represents hydrogen or lower alkyl; PA1 each of X.sup.1 and X.sup.2 independently represents oxygen or sulfur; and Q represents: ##STR2## The compounds are useful as a diuretic, a renal-protecting agent and bronchodilator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.