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ChemInform Abstract: Bromination of 9,10-Anthraquinone.

โœ Scribed by T. M. KOPYLOVA; S. I. POPOV; E. V. BRAUDE; A. M. ANDRIEVSKII


Book ID
111682588
Publisher
John Wiley and Sons
Year
2010
Weight
27 KB
Volume
25
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Heterocyclizations
โœ L. M. GORNOSTAEV; T. I. LAVRIKOVA; E. V. ARNOL'D ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 28 KB ๐Ÿ‘ 1 views

Heterocyclizations of 1,4-Diazido-2,3-diarylthio-9,10-anthraquinones. -Diazidoanthraquinones of type (II) undergo stepwise thermic cyclization. Under mild conditions, the phenothiazines (III) are obtained, whereas in refluxing toluene both azido groups participate in cyclizations to give oxazolo an