Configurational 1H NMR study of opticall
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Cirilo GarcΓa-MartΓnez; Yoichi Taguchi; Akihiro Oishi; Kikuko Hayamizu
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Article
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1998
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John Wiley and Sons
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English
β 340 KB
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Four novel stereoisomers of 7-(1-phenylethyl)-2-oxa-7-azabicyclo[3.2.0]heptan-6-one were prepared under high pressure from [2 ] 2] cycloaddition of the pure enantiomers of 1-phenylethyl isocyanate and 2,3dihydrofuran. Their conformational preferences in solution and the absolute conΓgurations of the