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Anti -Selective Direct Catalytic Asymmetric Aldol Reaction of Thiolactams

โœ Scribed by Sureshkumar, Devarajulu; Kawato, Yuji; Iwata, Mitsutaka; Kumagai, Naoya; Shibasaki, Masakatsu


Book ID
119942240
Publisher
American Chemical Society
Year
2012
Tongue
English
Weight
703 KB
Volume
14
Category
Article
ISSN
1523-7060

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The direct catalytic asymmetric aldol reaction using aldehydes and unmodified ketones is described for the first time herein. This reaction was first found to be promoted by 20 mol % of anhydrous (R)-LLB (L ) lanthanum, L ) lithium, B ) (R)-binaphthol moiety) at -20 ยฐC, giving a variety of aldol pro