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Rearrangement of azidoquinones. Reaction of thymoquinone and 2,5-dimethyl-1,4-benzoquinone with sodium azide in trichloroacetic acid

✍ Scribed by Moore, Harold Wesley; Shelden, H. Raymond

Book ID
111910503
Publisher
American Chemical Society
Year
1968
Tongue
English
Weight
807 KB
Volume
33
Category
Article
ISSN
0022-3263

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## Abstract The reaction of the heterocyclic enamine **1** with tosyl azide (**2**) leads to the tosylimino derivative **4** of 1,2,4‐triazolo[1,5‐a]pyrimidine. The extrusion of nitrogen from the primary adduct **3** is followed by a 1,2‐shift of a methyl group. The structure determination of **4**