Aromatic benzamido compounds, their preparation and their use in human or veterinary medicine or in cosmetic preparations
US4927928A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 21, 1987 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | Jan 21, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An aromatic benzamido compound having the formula ##STR1## wherein R.sub.1 represents --CH.sub.2 OH, --CHOHCH.sub.3 or --COR.sub.5, PA1 R.sub.5 represents hydrogen, lower alkyl, or --OR.sub.6 or ##STR2## R.sub.6 represents hydrogen, lower alkyl or mono- or polyhydroxyalkyl, r' and r" represent hydrogen, lower alkyl, mono or polyhydroxyalkyl, aryl or benzyl optionally substituted, the residue of an amino acid or aminated sugar or taken together form a heterocycle, PA1 R.sub.2 represents an .alpha.,.alpha.'-disubstituted alkyl having 4-12 carbon atoms or mono or polycyclic cycloalkyl having 5-12 carbon atoms, the linking carbon of which is quaternary, PA1 R.sub.3 represents hydrogen or alkyl having 1-10 carbon atoms, and PA1 R.sub.4 represents a hydrogen, lower alkyl or hydroxy, and PA1 the salts of this aromatic benzamido compound when R.sub.6 represents hydrogen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.