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The Development of the Asymmetric Morita—Baylis—Hillman Reaction Catalyzed by Chiral Brønsted Acids

✍ Scribed by Nolan T. McDougal; Whitney L. Trevellini; Stacy A. Rodgen; Laura T. Kliman; Scott E. Schaus

Publisher
John Wiley and Sons
Year
2004
Tongue
English
Weight
273 KB
Volume
346
Category
Article
ISSN
1615-4150

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✍ Yong-Ling Shi; Min Shi 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 153 KB 👁 1 views

## Abstract A new kind of bifunctional (thio)urea‐phosphine catalyst was synthesized and applied to the aza‐Morita–Baylis–Hillman reaction of __N__‐sulfonated imines with methyl vinyl ketone, phenyl vinyl ketone, ethyl vinyl ketone or acrolein. Moderate to excellent __ee__ and yields of the product