SYNTHESIS AND ISOMERIZATION STUDIES OF 2??ALKENYLTHIOPYRIMIDINES AND 2??ALKYNYLTHIOPYRIMIDINES AND THEIR S??OXIDES

T BENNECHE, K Undheim

Index: Gacek, Michel; Undheim, Kjell Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, 1981 , vol. 35, # 1 p. 69 - 71

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Citation Number: 2

Abstract

Selective oxidations for the preparation of either sulfoxides or sulfones of 2-allyl, 2- propadienyland 2-propargylthio-5-chloropyrimidines are described. The 2-propargylsulfone as well as its sulfide is easily isomerized to the isomeric allenes. The unsaturated sulfides