Tetrahedron Letters p. 421 - 422 (1990)
Update date:2022-07-30
Topics:
Collins, D. J.
Dosen, M.
Jhingran, A. G.
Reaction of the enolic ortho ester (1) with the ketene silyl acetals (2a-c) in dichloromethane in the presence of titanium tetrachloride at low temperatures gave the respective keto acetal esters (6a-c) via the titanium enolates (3a-c).
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