Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent
1976-06-16
1980-09-16
Berch, Mark L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Four or more ring nitrogens in the bicyclo ring system
546193, 546281, 546286, 544238, 544365, C07D47104, A61K 3150
Patent
active
042231426
ABSTRACT:
The new amino derivatives of pyrido[2,3-d]pyridazine carboxylic esters and acids have the general formula ##STR1## They are useful as analgesic, anti-inflammatory agents and central nervous system depressants. In addition, this type of compound increases the intracellular concentration of adenosine-3',5'-cyclic monophosphate.
REFERENCES:
Denzel et al., CA 80, 37145d (1973).
Denzel Theodor
Hoehn Hans
Berch Mark L.
E. R. Squibb & Sons Inc.
Levinson Lawrence S.
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