Etherified triazolobenzodiazepine derivatives
US4178378A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 15, 1977 |
| Grant date | Dec 11, 1979 |
| Priority date | — |
| Expiry date | Sep 15, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D317/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Etherified diazepine derivatives of the formula ##STR1## in which R.sub.1 represents hydrogen or alkyl having up to 3 carbon atoms, R.sub.2 and R.sub.3 independently of one another each represent hydrogen or alkyl having up to 7 carbon atoms, or represent the partial formula R.sub.4 --(OCH.sub.2 --CH.sub.2).sub.m, in which R.sub.4 represents hydrogen or alkyl having up to 7 carbon atoms and m represents the number 1 to 3, A.sub.1 represents alkylidene or alkylene having up to 3 carbon atoms, A.sub.2, depending on the meaning of n, represents alkylene or alkanetriyl having up to 5 carbon atoms, no carbon atom in the radical A.sub.2 being bonded to more than one oxygen atom, n represents the number 0 or 1, Ph represents substituted or unsubstituted 1,2-phenylene and Ar represents an aromatic radical, and their addition salts are manufactured according to methods known per se. They are useful in the treatment of states of epilepsy, stress and agitation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.