The origin of the regioselectivity in th
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David J. Hastings; Alan C. Weedon
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Article
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1991
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Elsevier Science
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French
โ 257 KB
Ultra-violet light irradiation of N-benzoylmdole, 1, m the presence of mono-substituted alkenes results in the formation of cyclobutane adducts of potential synthetic utility.2$3 The reaction is regioselectrve but not stereoselecttve, so that stereoisomers of adduct 3 are formed while 2 is either no