1,3-dipolar cycloaddition reactions of n
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David J. Miller; Richard M. Scrowston; Peter D. Kennewell; Robert Westwood
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Article
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1992
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Elsevier Science
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French
⚖ 659 KB
4,5-Dihydro-2-methyloxazole la and 4,5-dihydro-2,4.4-trimethyloxazole lb, which are examples of cyclic imidate esters, undergo 1,fdipolar cycloaddition reactions with benzonitrile N-oxide, to give the appropriate 5,6-dihydro-7a-methyl-3-