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Modifications of Norditerpenoid Alkaloids: Ⅰ.N-Deethylation Reactions
Author(s): 
Pages: 375-378
Year: Issue:  5
Journal: Chinese Chemical Letters

Keyword:  Norditerpenpid alkaloidsN-deethy lation;
Abstract: Using oxidation with KMnO4. KMnO4/acetone-H2O. NAS. followed by Polonovskyreaction and imine formation. the N-deethylation of six norditerpenoid alkaloids 6-epi-forsticille.yunnaconitine. 3. 13-diacetylyunnaconitine. 13-dehydroxy-indaconitine. indaconitine and 3-acetylpseudaconine are reported in 36-60% yields.
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