Amino derivatives of pyrido(2,3-d)pyridazine carboxylic acids an

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system

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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).

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