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A new route to N-hydroxyquinoxaline-2,3-diones and some aza-analogues

✍ Scribed by Michael D. McFarlane; David M. Smith


Publisher
Elsevier Science
Year
1987
Tongue
French
Weight
279 KB
Volume
28
Category
Article
ISSN
0040-4039

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✦ Synopsis


a) pp. 300-303, (b) pp. 290-299.


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A new synthetic route to 2-substituted n
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## Abstract 4,9‐Dimethoxynaphtho[2,3‐__b__]furan 9 was obtained in 91% yield __via__ the reductive methylation of naphtho[2,3‐__b__]furan‐4,9‐dione 2. After treatment of 9 with butyllithium, the mixture was allowed to react with __N,N__‐dimethylacetamide, followed by oxidization with cerium(IV) dia