Thiadiazoles and their uses as antipicornaviral agents
US5821257A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 1998 |
| Grant date | Oct 13, 1998 |
| Priority date | — |
| Expiry date | Mar 31, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of the formula; ##STR1## wherein: Thi is thiadiazolyl or substituted thiadiazolyl alkoxy, fluoromethyl, difluoromethyl, trifluoromethyl, 1,1-difluoroethyl, halo, alkyl, cycloalkyl, hydroxyalkyl, or PA1 Y is alkylene bridge of 3-9 carbon atoms; PA1 R.sub.1 and R.sub.2 are each independently chosen from hydrogen, halo, alkyl, alkenyl, amino, alkylthio, hydroxy, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkylsulfinyl alkyl, alkylsulfonylalkyl, alkoxy, nitro, carboxy, alkoxycarbonyl, dialkylaminoalkyl, alkylaminoalkyl, aminoalkyl, difluoromethyl, trifluoromethyl, or cyano; PA1 R.sub.3 is a heterocyclyl chosen from benzoxazolyl, benzathiazolyl, thiadiazolyl, oxazolyl, thiazolyl, oxadiazolyl, isoxazolyl, isothiazolyl, or substituted heterocyclyl wherein the substitution is with alkyl, alkoxyalkyl, cycloalkyl, haloalkyl, hydroxyalkyl, alkoxy, hydroxy, furyl, thienyl, or fluoroalkyl; or a pharmaceutically acceptable salt thereof are effective antipicornaviral agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.