ChemInform Abstract: Intramolecular Cycl
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D. STC. BLACK; D. C. CRAIG; G. L. EDWARDS; S. M. LAAMAN
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Article
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2010
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John Wiley and Sons
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Intramolecular Cycloaddition of 5-Alkenyl-1-pyrroline 1-Oxide-5carboxylic Esters. -Thermal treatment of the pyrroline-1-oxides (Ia)-(Ic) results in intramolecular cyclization to give the azatricyclo compounds (II) and (III), while (Id) fails to react. The products are subjected to hydrogenolysis, f