(Z)- und (E)-Enole von diarylsubstituier
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Buß, Monika ;Mayer, Axel ;Müller, Klaus ;Meier, Herbert
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Article
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2006
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John Wiley and Sons
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English
⚖ 757 KB
(__Z__) and (__E__) Enols of Diaryl‐Substituted β‐Ketocarboxylic Acid Derivatives Thermolysis of the 1,3‐diaryl‐2‐diazo‐1,3‐propanediones 4 in the presence of alcohols or amines yielded the compounds 7–11 which exist as chelated (__Z__) enols or as tautomeric ketones. Contrary to the steric interac