Amino acid derivatives
US5705527A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 20, 1995 |
| Grant date | Jan 6, 1998 |
| Priority date | — |
| Expiry date | Apr 20, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D317/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An amino acid compound of the formula: R.sup.1 NH--CH(R.sup.2)--COHN--A--ONO.sub.2, wherein R.sup.1 represents a hydrogen atom, a C.sub.1 -C.sub.7 alkanoyl group, a C.sub.1 -C.sub.6 alkoxycarbonyl group, a C.sub.6 -C.sub.10 arylcarbonyl group, a C.sub.7 -C.sub.13 aralkylcarbonyl group, a C.sub.7 -C.sub.13 aralkyloxycarbonyl group or a 5- or 6-membered aromatic heterocyclic carbonyl group; R.sup.2 represents a substituted C.sub.1 -C.sub.6 alkyl group; and A represents a C.sub.2 -C.sub.5 alkylene group; and pharmacologically acceptable salts thereof. The amino acid compound has an excellent vasodilator action for collateral vessels and is useful for treating angina pectoris.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.