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Asymmetric Michael Additions via SAMP-/RAMP-Hydrazones Enantioselective Synthesis of β-Substituted Δ-Oxopentanoates and δ-Lactones1)

✍ Scribed by Enders, Dieter ;Rendenbach, Beatrice E. M.

Publisher
Wiley (John Wiley & Sons)
Year
1987
Tongue
English
Weight
553 KB
Volume
120
Category
Article
ISSN
0009-2940

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Asymmetric Michael Additions via 6-and 7-Membered Lactone SAMP-Hydrazones: Diastereo-and Enantioselective Synthesis of Substituted Lactone Esters. -High asymmetric inductions are achieved in the Michael addition of hydrazones (I) to α,β-unsaturated esters (II). Removal of the chiral auxiliary by ozo