Journal
TETRAHEDRON LETTERS
Volume 52, Issue 24, Pages 3075-3078Publisher
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2011.04.003
Keywords
Ginsenosides; Glycosylation; Glycosyl ortho-alkynylbenzoate; Protopanaxadiol; Gold catalyst
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Funding
- National Natural Science Foundation of China [20902097, 20932009]
- National Basic Research Program of China [2010CB833202]
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Glycosylation of the acid labile protopanaxadiol derivatives was succeeded with a glycosyl ortho-hexynylbenzoate as donor under the catalysis of PPh(3)AuNTf(2), leading to the subsequent elaboration of ginsenoside Rh2 and chikusetsusaponin-LT8 in a concise manner. (C) 2011 Elsevier Ltd. All rights reserved.
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