Antiarthritic pyridylaminoethene disulfonyl compounds and use
US4647569A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 19, 1985 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Sep 19, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D401/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Pyridylaminoethene derivatives of the formula: ##STR1## wherein R.sup.1 is pyridyl, unsubstituted or substituted by one or more substituents R.sup.4 selected from halogen, amino, carboxy, cyano nitro, hydroxy, formyl, trifluoromethyl, aryl, aryloxy, arylthio, benzyloxycarbonylamino, sulphamoyl, tetrazol-5-yl, carbamoyl, thiocarbamoyl, arylcarbamoyl, aroyl, alkyl, alkoxy, alkylthio, alkylsulphonyl, alkylamino, alkylsulphamoyl, arylalkyl, alkanoyl, alkoxycarbonyl, alkoxycarbonylamino, alkylcarbamoyl, alkanoylamino, N-benzyloxycarbonyl-N-alkylamino, or dialkylsulphamoyl, dialkylamino or dialkylcarbamoyl, wherein the alkyl groups may together form a ring, and R.sup.2 and R.sup.3 each represents phenyl, unsubstituted or substituted by one or more substituents R.sup.4 as hereinbefore defined, possess antiarthritic properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.