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Synthesis of Nitrogen-Containing Derivatives of (18 α ,19 β )-19-Hydroxy-2,3-secooleanane-2,3,28-trioic Acid 28,19-Lactone

✍ Scribed by Shernyukov, Andrey V.; Mainagashev, Ilya Ya.; Korchagina, Dina V.; Genaev, Alexander M.; Komarova, Nina I.; Salakhutdinov, Nariman F.; Tolstikov, Genrikh A.

Book ID
121226813
Publisher
John Wiley and Sons
Year
2013
Tongue
German
Weight
361 KB
Volume
96
Category
Article
ISSN
0018-019X

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Reactions of 2,3,19-trihydroxyurs-12-tri
Reactions of 2,3,19-trihydroxyurs-12-triterpenoids: Pinacol rearrangement of methyl 2α,3β,19α-trihydroxyurs-12-en-28-oate
✍ L.A Tapondjou; F.N. Ngounou; D. Lontsi; B.L. Sondengam; J.D. Connolly 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 495 KB

Pinacol rearrangement of the title group of compounds has been investigated and the structures of the adducts elucidated. Three different A-ring carbonylated compounds were obtained, two of which (2 and 4) remained with a six-member ring as in the starting material 1, and the third one (3) with a cy