Heterocyclic compounds from 2??(alkoxycarbonylcyanomethylene)??1, 3??dioxolanes

R Neidlein, D Kikelj, W Kramer

Index: Journal of Heterocyclic Chemistry, , vol. 26, p. 1335 - 1340

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Citation Number: 15

Abstract

... Between both alternative structures 8a and 8b as well as 9a and 9b it can be distinguished on the basis of different chemical shifts of carbon atom C-5 in compounds 8 and 9 respectively. ... [4] J. Elguero, in "Comprehensive Heterocyclic Chemistry", Vol 5, A. R. Katritzky and С W ...