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Catalytic, Asymmetric trans-Selective Hetero Diels—Alder Reactions Using a Chiral Zirconium Complex.

✍ Scribed by Yasuhiro Yamashita; Susumu Saito; Haruro Ishitani; Shu Kobayashi


Publisher
John Wiley and Sons
Year
2010
Weight
35 KB
Volume
33
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Asymmetric Hetero-D
✍ S. E. SCHAUS; J. BRAANALT; E. N. JACOBSEN 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 31 KB 👁 1 views

Asymmetric Hetero-Diels-Alder Reactions Catalyzed by Chiral (Salen)Chromium(III) Complexes. -The title reactions between (I) and a wide range of aldehydes require only 2 mol% of the catalyst and afford the pyranone derivatives (III) with good enantioselectivity. Among different derivatives of the c