Tetrahedron Letters p. 9173 - 9176 (1996)
Update date:2022-08-05
Topics:
Silveira, Claudio C.
Braga, Antonio L.
Machado, Alessandra
Fiorin, Gustavo L.
Dabdoub, Miguel J.
Silyl enol ethers of ketones are alkylated with ethyl α-chloro-α-phenylseleno acetate 1a or with ethyl α-chloro-α-phenylseleno propionate 1b, mediated by zinc bromide to give the corresponding α-phenylseleno-γ-keto esters 3 in moderate to good yields.
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