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Z. Naturforsch. 2013,
68b, 831 – 835
doi:10.5560/ZNB.2013-3020
Synthesis of Homophthalates by [3 + 3] Cyclocondensation Reactions of 1,3-Bis(silyloxy)-1,3-butadienes with Silylated Methyl 3,5-Dioxohexanoate
1 Institut für Chemie, Universität Rostock, Albert-Einstein-Str. 3a, 18059 Rostock, Germany
2 Leibniz-Institut für Katalyse an der Universität Rostock e. V., Albert-Einstein-Str. 29a, 18059 Rostock, Germany
Reprint requests to Prof. Dr. Peter Langer. E-mail:
peter.langer@uni-rostock.de
Received January 21, 2013 / published online July 19, 2013
Homophthalates were prepared by formal [3 + 3] cyclocondensation of 1,3-bis(silyl enol ethers) with silylated methyl 3,5-dioxohexanoate.
Key words: Homophthalates, Cyclizations, Silyl Enol Ethers, Regioselectivity