Tetrahedron p. 85 - 91 (1982)
Update date:2022-07-29
Topics:
Sasaki, Tadashi
Hayakawa, Kenji
Ban, Hiroshi
A series of methyl 2-arylthio- (2) and 2-aryloxy-acetoacetates (3) have been prepared and their tautomeric equilibria have been examined by 1H NMR spectroscopy.S-substitution at the α-position results in an increase of enol tautomer over 90percent, while
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