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

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
ABSTRACT

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.

MATERIALS
Product Number
Brand
Product Description

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