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Primary amino acid lithium salt as a catalyst for asymmetric Michael addition of isobutyraldehyde with beta-nitroalkenes.

Chemical communications (Cambridge, England) (2008-12-17)
Atsushi Sato, Masanori Yoshida, Shoji Hara
RÉSUMÉ

Phenylalanine lithium salt was found to be an effective catalyst for asymmetric Michael addition of isobutyraldehyde with beta-nitroalkenes to give quaternary carbon-containing nitroalkanes.

MATÉRIAUX
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Description du produit

Sigma-Aldrich
Isobutyraldéhyde, ≥99%
Sigma-Aldrich
Isobutyraldéhyde, ≥98%, FG
Sigma-Aldrich
Isobutyraldéhyde, dry, 98%
Sigma-Aldrich
Isobutyraldéhyde, natural, 96%, FG
Sigma-Aldrich
Isobutyraldéhyde, 98%
Sigma-Aldrich
Isobutyraldéhyde, redistilled, ≥99.5%