Peptide and peptide analog protease inhibitors
US5804560A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 6, 1995 |
| Grant date | Sep 8, 1998 |
| Priority date | — |
| Expiry date | Jan 6, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K38/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Methods of use of compounds and compounds for the treatment of disorders characterized by the cerebral deposition of amyloid are provided. Among the compounds are those of formulae I and II: ##STR1## in which R.sub.1 is preferably 2-methyl propene, 2-butene, cyclohexyl or cyclohexylmethyl; R.sub.2, R.sub.4, and R.sub.8 are each independently methyl or ethyl; R.sub.3 is preferably iso-butyl or phenyl; R.sub.5 is preferably iso-butyl; R.sub.6 is H or methyl; R.sub.7 -(Q).sub.n is preferably benzyloxycarbonyl or acetyl; Q is preferably --C(O)--; R.sub.B is preferbly iso-butyl; R.sub.A =--(T).sub.m--(D).sub.m--R.sub.1, is which T is preferably oxygen or carbon, and D is preferably a mono-unsaturated C.sub.3-4 alkenyl being more preferred; and X is preferably an .alpha.-ketoester or .alpha.-ketoamide or aldehyde.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.