ChemInform Abstract: SPIRODIENONES. PART 2. THE SYNTHESIS OF SOME HETEROCYLIC SPIRODIENONES BY PHENOLIC COUPLING

I. G. C. COUTTS; Michael R Hamblin; Sheila E. Welsby

doi:10.1002/chin.198120212

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ChemInform Abstract: SPIRODIENONES. PART 2. THE SYNTHESIS OF SOME HETEROCYLIC SPIRODIENONES BY PHENOLIC COUPLING

Article 1981 de

Abstract

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Abstract Oxidationen der 2,4′‐Dihydroxy‐diphenylether (I), (IV) und (VIIa) mit aktivem MHOQ liefern in mäßigen Ausb. die Chinonmonoketale (II), (V) und (VIIIa); analog lassen sich das Spirobenzofuranon (VIIIb) und das Spirobenzoxazolin (VIIIc) darstellen.

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