期刊
TETRAHEDRON LETTERS
卷 47, 期 23, 页码 3815-3818出版社
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2006.03.195
关键词
alkaloids; ring closing metathesis; hetero Diels-Alder reaction; N-acyliminium ion; nitrogen heterocycles; cycloaddition
Employing an intramolecular N-acylketiminium ion/olefin hetero Diels-Alder reaction, and a ring closing metathesis of a vinyl chloride as pivotal steps, it is possible to directly access the pyridoquinoline tricyclic ring system of the marine alkaloids cylindrines B and J. (c) 2006 Elsevier Ltd. All rights reserved.
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