Chemistry Letters p. 1135 - 1138 (1994)
Update date:2022-08-04
Topics:
Iseki, Katsuhiko
Oishi, Satoshi
Kobayashi, Yoshiro
Hexafluoroacetone causes the complete reversal of stereochemistry in the aldol reaction of boron enolate derived from Oppolzer's sultam in the absence of Lewis acids such as TiCl4.Trifluoroacetaldehyde and 2,2-difluoro-5-phenyl-1-pentanal cause partial re
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