Tetrahedron letters

The tautomerism of hydroxy derivatives of five-membered oxygen, nitrogen, and sulfur heterocycles

B Capon, FC Kwok

Index: Capon, Brian; Kwok, Fu-Chiu; Road, Pokfulam Tetrahedron Letters, 1986 , vol. 27, # 28 p. 3275 - 3278

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Citation Number: 25

Abstract

Abstract The unstable enolic tautomers 3-hydroxyfuran, 2-and 3-hydroxythiophene, 3- hydroxy-pyrrole, 3-hydroxy-1-methyl-pyrrole and their benzo-derivatives have been generated in solution and the rate and equilibrium constants for their ketoization determined.