ChemInform Abstract: The BF3×Et2O-Cataly
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S. N. CRANE; D. J. BURNELL
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Article
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2010
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John Wiley and Sons
⚖ 42 KB
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The BF 3 •Et 2 O-Catalyzed Reaction of 1,2-Bis[(trimethylsilyl)oxy]cyclobutene and Analogues with Aromatic Ketones. -Aromatic ketones (I) and (V) undergo geminal acylation with cyclobutene (II) and its methylated analogues (VIII). Subsequent rearrangement, especially during aqueous work-up, results