Guanidine-Catalyzed Asymmetric Synthesis of 2,2-Disubstituted Chromane Skeletons by Intramolecular Oxa-Michael Addition
β Scribed by Noriko Saito; Akemi Ryoda; Waka Nakanishi; Takuya Kumamoto; Tsutomu Ishikawa
- Publisher
- John Wiley and Sons
- Year
- 2008
- Tongue
- English
- Weight
- 268 KB
- Volume
- 2008
- Category
- Article
- ISSN
- 1434-193X
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Supporting information for this article is available on the WWW under http://dx.doi.org/10.1002/chem.200902303. Scheme 1. Organocatalyzed tandem intramolecular oxa-Michael addition/ electrophilic fluorination reaction to access chiral fluorinated flavanones.