Synthesis of 6-alkylidene-2,3-benzo-1,4-diaza-7-oxabicyclo[4.3.0]non-2-enes by cyclization of 1,3-bis(silyl enol ethers) with quinoxalines |
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| Authors: | Andreas Schmidt Peter Langer |
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| Institution: | a Institut für Chemie, Universität Rostock, Albert-Einstein-Str. 3a, D-18059 Rostock, Germany
b Leibniz-Institut für Katalyse e. V. an der Universität Rostock, Albert-Einstein-Str. 29a, D-18059 Rostock, Germany |
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| Abstract: | 6-Alkylidene-2,3-benzo-1,4-diaza-7-oxabicyclo4.3.0]non-2-enes were prepared by cyclization of 1,3-bis(silyl enol ethers) with quinoxaline. |
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| Keywords: | Cyclizations Heterocycles Iminium salts Quinoxaline Silyl enol ethers |
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