Cycloaddition of tert-butylcyanoketene t
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Warren G. Duncan; Walter Weyler Jr.; Harold W. Moore
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Article
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1973
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Elsevier Science
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French
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Recently it was shown that tert-butylcyanoketene reacts with optically enriched 1,2-cycbmmadiene to give a mixtureof the optically active epimeric cyclobutanones ( 3) and ( 2). The lack of knowledge of the optical purity of these produ~ts~ allowed the cons%eration of two mechanistic consequences whi