2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists
US5001123A · kind A · utility
18Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1989 |
| Grant date | Mar 19, 1991 |
| Priority date | — |
| Expiry date | Jun 8, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/65586
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to a specifically substituted tetrahydrofuran of the formula (I) ##STR1## wherein Ar is a pyridyl, a dimethoxy-pyridyl or dimethoxy-pyrazyl group, R.sup.4 is an alkylthio, alkylsulfinyl or alkylsulfonyl containing group and at least one of the substituents at positions 3,4 or 5 contains a heterocyclic, heteroaryl or substituted phenylthio group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.