2-saccharinylmethyl heterocyclic carboxylates useful as proteolytic enzyme inhibitors
US5376653A · kind A · utility
3Cited by
13References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1993 |
| Grant date | Dec 27, 1994 |
| Priority date | — |
| Expiry date | Aug 19, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
4-R.sup.4 -R.sup.5 -2-Saccharinylmethyl heterocyclic carboxylates, useful in the treatment of degenerative diseases, are prepared by reacting a 4-R.sup.4 -R.sup.5 -2-halomethylsaccharin with either a heterocyclic carboxylic acid in the presence of an acid-acceptor or the alkali metal salt of a heterocyclic carboxylic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.