Compounds of the formula ##STR1## wherein R.sub.1 --is hydrogen, alkyl of 1 to 6 carbon atoms or benzyl; R.sub.2 --is alkyl of 1 to 6 carbon atoms, cycloalkyl of 5 to 7 carbon atoms or, together with R.sub.1 and the adjacent nitrogen atom, pyrrolidino, piperidino, hexamethyleneimino, morpholino or N'-methyl-piperazino, where each of the heterocycles may have one or two alkyl of 1 to 3 carbon atoms or one or two methoxy substituents attached thereto; R.sub.3,--r.sub.4 and R.sub.5 are each hydrogen or methyl; R.sub.6 --is alkyl of 1 to 4 carbon atoms; and A--is alkylene of 2 to 4 carbon atoms; And non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as their salts are useful as bronchospasmolytics and bronchosecretolytics.
The treatment of HIV-1 infection using certain pyridodiazepines
申请人:Boehringer Ingelheim Pharmaceuticals, Inc.
公开号:US05571809A1
公开(公告)日:1996-11-05
Disclosed are novel pyridodiazepines. These compounds, as well certain known 6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-ones are useful in the treatment of AIDS, ARC and related disorders associated with HIV infection.