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Synthesis of 1,4-diaza-7-oxabicyclo[4.3.0]non-2-en-6-ones by cyclization of 1,1-bis(trimethylsiloxy)ketene acetals with pyrazine and quinoxaline |
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| Authors: | Sven Rotzoll Ehsan Ullah Christine Fischer Anke Spannenberg |
| Affiliation: | a Institut für Chemie, Universität Rostock, Albert-Einstein-Strasse 3a, D-18059 Rostock, Germany b Leibniz-Institut für Katalyse e.V. an der Universität Rostock, Albert-Einstein-Strasse 29a, D-18059 Rostock, Germany c Institut für Biochemie, Universität Greifswald, Friedrich-Ludwig-Jahn-Strasse 18c, D-17487 Greifswald, Germany |
| Abstract: | 1,4-Diaza-7-oxabicyclo[4.3.0]non-2-en-6-ones were prepared by cyclization of 1,1-bis(trimethylsiloxy)ketene acetals with pyrazine and quinoxaline. |
| Keywords: | Cyclizations Heterocycles Iminium salts Pyrazine Quinoxaline Silyl enol ethers |
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