Synthesis and reactions of some new benz
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El-Sayed I. El-Desoky; Shar S. Al-Shihry
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Article
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2008
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Journal of Heterocyclic Chemistry
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English
β 413 KB
## Abstract magnified image Reaction of visnaginone which derived from the naturally occurring compound βvisnagineβ, with allyl bromide gave __O__βallyl visnaginone **1**, which underwent Claisen rearrangement to yield 7βallylbenzofuran **2** derivative. Vilsmeier Haack formylation of **2** afford