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ChemInform Abstract: Formation of Orthoesters of Oleanolic Acid During Koenigs—Knorr Glycosidations.

✍ Scribed by Werner Seebacher; Ernst Haslinger; Robert Weis


Book ID
101917939
Publisher
John Wiley and Sons
Year
2010
Weight
23 KB
Volume
32
Category
Article
ISSN
0931-7597

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✦ Synopsis


Abstract

ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.


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ChemInform Abstract: A Highly Stereosele
✍ T. IIMORI; H. OHTAKE; S. IKEGAMI 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 35 KB 👁 1 views

A Highly Stereoselective β-(1→4)-Glycosidic Bond Formation by Reductive Cleavage of Cyclic Orthoesters. -Reduction of the orthoester (I) under the conditions shown provides the desired glycoside (II) with high β-selectivity. Application of a LiAlH4/AlCl3 reagent to the glycosidic spiro-orthoesters