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IUPAC naming of purines and pyrimidines

The original parent structure purine ($\ce{C5H4N4}$) has the maximum number of noncumulative double bonds for this kind of structure. Compared to an ideal unsaturated compound, however, purine has one ...
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Why is Formanilide not named N-benzamide in IUPAC Nomenclature

According to the current version of Nomenclature of Organic Chemistry – IUPAC Recommendations and Preferred Names 2013 (Blue Book), amides are considered derivatives of the corresponding acids. P-66....
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Why is Formanilide not named N-benzamide in IUPAC Nomenclature

Put simply, formanilide is not N-benzamide because it is not a benzamide to begin with. "Benzamide" refers to a derivative of benzoic acid, $\ce{C6H5 - C(O) - OH}$, in which the hydroxyl ...
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