Propenone derivatives
US5952355A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 26, 1996 |
| Grant date | Sep 14, 1999 |
| Priority date | — |
| Expiry date | Nov 26, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H15/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to propenone derivatives represented by the following formula (I): ##STR1## wherein R.sup.1 represents hydrogen, substituted or unsubstituted lower alkyl, substituted or unsubstituted aryl, or YR.sup.5 (wherein Y represents S or O; and R.sup.5 represents substituted or unsubstituted lower alkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, or a substituted or unsubstituted cyclic ether residue); R.sup.2 and R.sup.3 independently represent hydrogen, lower alkyl, or substituted or unsubstituted aralkyl, or alternatively R.sup.2 and R.sup.3 are combined to form substituted or unsubstituted methylene or ethylene; R.sup.4 represents hydrogen, hydroxy, lower alkyl, substituted or unsubstituted aralkyl, lower alkoxy, substituted or unsubstituted aralkyloxy, or halogen; and X represents substituted or unsubstituted indolyl; or pharmaceutically acceptable salts thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.