Tetraacylethenes as Dienophiles and Hete
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Helmut Quast; Maximilian Seefelder; Svetlana Ivanova; Markus Heubes; Eva-Maria P
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Article
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1999
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John Wiley and Sons
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English
β 503 KB
Oxidation with barium manganate of the enol of dicyanobenzoquinone of meso-17 yields (E)-7b and an isomer (77:23) which was assigned structure (Z)-7b on the tetraacetylethane (10) affords tetraacetylethylene (7a) in good yield. Treatment of the 1,3-diketones 15a and b with basis of spectroscopic evi