Heterocyclic compounds
US6300344A · kind A · utility
10Cited by
3References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 1999 |
| Grant date | Oct 9, 2001 |
| Priority date | — |
| Expiry date | Jul 20, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D413/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Heterocyclic compounds of the formula: ##STR1## wherein PA1 R.sup.1 is carboxy or protected carboxy, PA1 R.sup.2 is aryl which may have suitable substituent(s), PA1 R.sup.3 is aryl which may have suitable substituent(s), PA1 R.sup.4 is hydrogen, lower alkyl, hydroxy or aryl, PA1 A.sup.1 is lower alkylene, ##STR2## etc., ##STR3## etc. and PA1 n is 0 or 1, and pharmaceutically acceptable salts thereof which are useful as a medicament.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.