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103008-86-2

3,5-Cyclopentadiene-1,3-dicarboxylic acid, 4,5-dihydroxy-, diethyl ester synthesis

1synthesis methods
-

Yield:103008-86-2 86%

Reaction Conditions:

Stage #1: Diethyl glutarate;oxalic acid diethyl esterwith potassium-t-butoxide in tetrahydrofuran; for 0.75 h;Heating;
Stage #2: with sulfuric acid;lithium hydroxide monohydrate at 0;

References:

Aqad, Emad;Leriche, Philippe;Mabon, Gilles;Gorgues, Alain;Allain, Magali;Riou, Amédée;Ellern, Arkady;Khodorkovsky, Vladimir [Tetrahedron,2003,vol. 59,# 30,p. 5773 - 5782]