Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1981-05-22
1983-10-18
Berch, Mark L.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
544316, 544319, C07D23934, C07D24118, C07D23714, A01K 31505
Patent
active
044105304
ABSTRACT:
Heterocyclic compounds of the formula ##STR1## wherein Het denotes optionally substituted pyridazinyl, pyrimidinyl, pyrazinyl or substituted pyridyl, R.sub.1 is hydrogen or methyl and R.sub.2 is lower alklyl, optionally substituted phenyl-lower alkyl, carboxy-lower alkyl or functionally modified carboxy-lower alkyl, their condensation products with aldehydes, ketones or carbonic acid and their N-oxides, which are valuable (cardioselective) .beta.-receptor blocking agents, and/or (cardioselective) .beta.-receptor-stimulants.
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Frei Jorg
Jaeggi Knut A.
Ostsewrmayer Franz
Schroter Herbert
Berch Mark L.
Ciba-Geigy Corporation
Kolodny Joseph G.
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