Triazolobenzazepine derivatives
US5932569A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 8, 1996 |
| Grant date | Aug 3, 1999 |
| Priority date | — |
| Expiry date | May 8, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P37/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Antiallergic triazolobenzazepines of formula ##STR1## wherein each of the dotted lines independently represents an optional bond; R.sup.1 represents hydrogen, halo, C.sub.1-4 alkyl, hydroxy or C.sub.1-4 alkyloxy; R.sup.2 represents hydrogen, halo, C.sub.1-4 alkyl, hydroxy or C.sub.1-4 alkyloxy; R.sup.3 represents hydrogen, C.sub.1-4 alkyl or halo; --B.dbd.D-- is a bivalent radical of formula --C(R.sup.4).dbd.N--(a-1); or --N.dbd.C(R.sup.5)-- (a-2); R.sup.4 and R.sup.5 represent hydrogen, C.sub.1-4 alkyl, ethenyl substituted with hydroxycarbonyl or C.sub.1-4 alkyloxycarbonyl, C.sub.1-4 alkyl substituted with hydroxycarbonyl or C.sub.1-4 alkyloxycarbonyl, hydroxyC.sub.1-4 alkyl, formyl or hydroxycarbonyl; R.sup.5 also represents phenyl or pyridinyl; L represents hydrogen; C.sub.1-6 alkyl; substituted C.sub.1-6 alkyl, C.sub.3-6 alkenyl; C.sub.3-6 alkenyl substituted with aryl or, L represents a radical of formula -Alk-Y-Het.sup.1 (b-1), -Alk-NH--CO--Het.sup.2 (b-2) or --Alk-Het.sup.3 (b-3). Compositions comprising said compounds, processes of preparing the same, and intermediates in the preparation thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.