✦ LIBER ✦
ChemInform Abstract: Phase-Transfer Catalyzed Enantioselective Epoxidation of Estra-Λ5(10),9(11)-diene Using Chiral Ammonium Salts Derived from Cinchona Alkaloids.
✍ Scribed by Ya-Xi Yang; Zheng Li; Guo-Rong Chen; Yuan-Chao Li
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 37 KB
- Volume
- 41
- Category
- Article
- ISSN
- 0931-7597
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✦ Synopsis
Abstract
A series of chiral ammonium salts derived from cinchona alkaloids is synthesized and used as phase‐transfer catalyst to improve the epoxidation of title compound (I).