Oxidation of aromatic compounds: XII. Regio- and stereoselective oxidative dimerization of alkyl 3-arylpropynoates in the system CF3CO2H-CH2Cl2-PbO2

Author： Savechenkov P.   Vasil’ev A.   Rudenko A.  

Publisher： MAIK Nauka/Interperiodica

ISSN： 1070-4280

Source： Russian Journal of Organic Chemistry, Vol.40, Iss.9, 2004-09, pp. : 1279-1283

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Abstract

Regio- and stereoselective oxidative dimerization of alkyl 3-arylpropynoates in the system CF3CO2H-CH2Cl2-PbO2 (1–30 h, 0–20°C) leads to dialkyl (E)-2,3-bis(arylcarbonyl)-2-butene-1,4-dioates with trans arrangement of the substituents at the double bond.

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