Amidine benzodiazepines, methods for their use and intermediates
US4547497A · kind A · utility
1Cited by
4References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 11, 1984 |
| Grant date | Oct 15, 1985 |
| Priority date | — |
| Expiry date | Apr 11, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Fused tetracyclic benzodiazepines of the formula (I): ##STR1## where R.sup.1 is an acyclic amine or cyclic amine such as 1-piperidine, 4-morpholine or 1-piperazine and R.sup.2 is H or a substituent as defined herein as useful as antiallergins. Also, methods for their synthesis, intermediate used in such synthesis, methods for use as medicaments and pharmaceutical compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.