Abstract
AbstractThe reactions from hydrazines [e.g. (I)], methylenemalononitriles [e.g. (II)] and aldehydes [e.g. (IV)] give pyrazolopyrimidinone [e.g. (V)] in good yields via a nucleophilic addition/cyclization/aromatization/nucleophilic addition/Dimroth rearrangement/dehydroaromatization sequence.
Published Version
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