## Abstract Asymmetric [4 + 2] cycloaddition of β,γ‐unsaturated α‐keto esters (I) and (IV) with oxazolones (II) proceeds with excellent diastereoselectivity and high enantioselectivity (up to 97% e.e.) in the presence of a quinidine‐derived bifunctional organocatalyst (NQD).
ChemInform Abstract: An Unexpected Tandem Enantioselective Michael Addition/Oxa-Nucleophilic Rearrangement Reaction of β,γ-Unsaturated α-Keto Esters Catalyzed by Cinchona Alkaloids.
✍ Scribed by Hai-Feng Wang; Chang-Wu Zheng; Ying-Quan Yang; Zhuo Chai; Gang Zhao
- Publisher
- John Wiley and Sons
- Year
- 2009
- Weight
- 33 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0931-7597
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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v