The Catalytic Asymmetric Mannich-Type Reactions in Aqueous Media.
β Scribed by Shu Kobayashi; Tomoaki Hamada; Kei Manabe
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 36 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0931-7597
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β¦ Synopsis
Abstract
For Abstract see ChemInform Abstract in Full Text.
π SIMILAR VOLUMES
## Abstract Catalytic asymmetric Mannichβtype reactions of an Ξ±βhydrazono ester with silicon enolates in aqueous media have been developed by using ZnF~2~ and chiral diamines as catalysts. In these reactions, both Zn^2+^ and a fluoride anion were necessary to achieve high yields and enantioselectiv
## Abstract For Abstract see ChemInform Abstract in Full Text.
HBF 4 -catalyzed Mannich-type reaction of silyl enolates with aldimines took place smoothly in aqueous organic solvent to afford b-aminocarbonyl compounds in high yields. The HBF 4 -catalyzed Mannich-type reaction also proceeded smoothly in water without organic solvent in the presence of a surfacta