Synthesis and heterocyclizations of 3‐alkynyl‐6,8‐dimethylpyrimido‐[4,5‐c]pyridazine‐5,7(6H,8H)‐diones and their lumazine analogues |
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Authors: | Anna V. Gulevskaya Shee Van Dang Alexander F. Pozharskii |
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Abstract: | Synthesis of some condensed pyrrolo‐, thieno‐, furo‐, pyrido‐ and pyranopteridines as well as isomeric pyrrolo‐ and thienopyrimido[4,5‐c]pyridazines from alkynyl derivatives of 6,8‐dimethylpyrimido[4,5‐c]pyridazine‐5,7(6H,8H)‐dione and 1,3‐dimethyllumazine is represented. |
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