1997 cycloaddition reactions

cycloaddition reactionsO 0070

48 - 038Highly Selective Lewis Acid Catalyzed Diels-Alder Reactions ofAcyclic (Z)-1,3-Dienes. — The title reaction of the dienes (I), (IX),(XII), and (XV) proceeds with excellent regio- and high endo-selectivity. —(ROUSH, W. R.; BARDA, D. A.; J. Am. Chem. Soc. 119 (1997) 31, 7402-7403;Dep. Chem., Indiana Univ., Bloomington, IN 47405, USA; EN)

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