Polyprenyl derivatives
US4059641A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1975 |
| Grant date | Nov 22, 1977 |
| Priority date | — |
| Expiry date | Nov 18, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C69/92
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Polyprenyl derivatives having the formula ##STR1## in which R.sup.1 and R.sup.2 may be the same or different and each represents hydrogen atom, hydroxyl group, an alkoxy group having 1-8 carbon atoms, an aliphatic acyloxy group having 2-18 carbon atoms, an aromatic acyloxy group or an araliphatic acyloxy group having 2-3 carbon atoms in the aliphatic acyl moiety, R.sup.3 represents hydrogen atom, an alkyl group having 1-8 carbon atoms, an aliphatic acyl group having 2-18 carbon atoms, an aromatic acyl group or an araliphatic acyl group having 2-3 carbon atoms in the aliphatic acyl moiety, n is an integer of 1-4 and, when n is an integer of 2-4, R.sup.2 's may be the same or different; provided that, when n is 1 or 2, at least one of R.sup.1 and R.sup.2 's is hydroxyl group, an alkoxy group, an aliphatic acyloxy group, an aromatic acyloxy group or an araliphatic acyloxy group. These derivatives are useful as medicines for treating peptic ulcer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.