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N-bromosuccinimide in heterocyclic synthesis. Synthesis of pyrazolo[3,4-d]pyrimidines, Pyrimido[5,4-e]-as-triazines, and pyrimido[4,5-c]pyridazines from 6-arylidenehydrazino-1,3-dimethyluracil derivatives

✍ Scribed by Hashime Kanazawa; Sadao Nishigaki; Keitaro Senga

No coin nor oath required. For personal study only.

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