Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent
1981-05-18
1982-10-19
Berch, Mark L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Four or more ring nitrogens in the bicyclo ring system
544233, 546114, 424250, C07D49514, C07D49504
Patent
active
043551645
ABSTRACT:
Provided are pyridothienopyridazine compounds of the formula ##STR1## wherein R.sub.1 is alkyl, alkenyl, alkynyl, halogen, nitro, cyano, carboxy, carboxyalkyl, carbalkoxy, alkanoyl, trihalomethyl, aryl, aralkyl, hetero, thio, thioalkyl, alkylmercapto, hydroxy, hydroxyalkyl, alkoxy, amino, aminoalkyl, alkylamino, sulfinyl, sulfonyl or methylenedioxy,
REFERENCES:
Shvedov et al., Chem. Abs. 92, 146648p (1979).
Berch Mark L.
USV Pharmaceutical Corporation
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