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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 |
| Abstract: | Synthesis of some condensed pyrrolo‐, thieno‐, furo‐, pyrido‐ and pyranopteridines as well as isomeric pyrrolo‐ and thienopyrimido4,5‐c]pyridazines from alkynyl derivatives of 6,8‐dimethylpyrimido4,5‐c]pyridazine‐5,7(6H,8H)‐dione and 1,3‐dimethyllumazine is represented. |
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