Pharmaceutical compositions
US4587240A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1984 |
| Grant date | May 6, 1986 |
| Priority date | — |
| Expiry date | Sep 18, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F15/025
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds which are a 1-hydroxypyrid-2-one in which one or more of the hydrogen atoms attached to ring carbon atoms are replaced by a substituent selected from aliphatic acyl, aliphatic amide, aliphatic amine, carboxy, cyano, aliphatic ester, halogen, hydroxy and sulpho groups, alkoxy groups and alkoxy groups substituted by an alkoxy, aliphatic amide, aliphatic amine, aliphatic ester, halogen or hydroxy group, aliphatic hydrocarbon groups and aliphatic hydrocarbon groups substituted by an alkoxy, aliphatic ester, halogen or hydroxy group, but excluding compounds in which said replacement of hydrogen atoms in the compound is effected only by substituents selected from aliphatic hydrocarbon groups, halogen groups and aliphatic hydrocarbon groups substituted by a halogen group, or a salt thereof containing a physiolgically acceptable ion or ions, are of value in the treatment of patients having a toxic concentration of a metal, particularly iron, in the body whilst the iron complexes of such compounds are of value in the treatment of iron deficiency anaemia.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.