Pharmacologically active amine boranes
US4368194A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 17, 1981 |
| Grant date | Jan 11, 1983 |
| Priority date | — |
| Expiry date | Jul 17, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F5/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The use of a mine boranes to inhibit the inflammation process is disclosed. hese boranes, which are boron analogs of .alpha.-amino acids, effectively block the following: general inflammation, induced arthritis, and the writhing reflex associated with inflammation pain. The inflammation associated with pleurisy is also inhibited. The boron analogs are shown in vitro to inhibit the release of lysosomal enzymes from liver and polymorphonuclear neutrophils (PMNs). Further, prostaglandin synthesis is blocked by these compounds at a low concentration, viz., 10.sup.-6 M. Liver oxidative phosphorylation processes are also uncoupled by these compounds, but PMN migration is unaltered at 10.sup.-4 M. The elevation of cyclic adenosine monophosphate in PMNs correlates positively with in vivo antiarthritic activity. Studies in rodents demonstrate that these boron analogs may be used at safe therapeutic doses. Several compounds per se are included within the scope of the invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.