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A Novel Axially Chiral 2,2‘-Bipyridine N,N ‘ -Dioxide. Its Preparation and Use for Asymmetric Allylation of Aldehydes with Allyl(trichloro)silane as a Highly Efficient Catalyst

✍ Scribed by Shimada, Toyoshi; Kina, Asato; Ikeda, Syushiro; Hayashi, Tamio


Book ID
120833891
Publisher
American Chemical Society
Year
2002
Tongue
English
Weight
47 KB
Volume
4
Category
Article
ISSN
1523-7060

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A New Approach to Axially Chiral Bipyrid
✍ Asato Kina; Toyoshi Shimada; Tamio Hayashi 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 English ⚖ 159 KB 👁 2 views

## Abstract Palladium‐catalyzed cross‐coupling of bipyridine __N,N′__‐dioxide 6,6′‐dichloride (__R__~__nap__~__,R__~__pyr__~)‐**1** with the aryl Grignard reagents opened a new approach to axially chiral bipyridine __N,N′‐__dioxides (__R__)‐**2** bearing a variety of aryl groups at the 6 and 6′ pos