期刊
TETRAHEDRON LETTERS
卷 45, 期 38, 页码 7039-7042出版社
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2004.07.129
关键词
palladium; catalyst; boronic acid; lactonization; butenolides
The palladium-catalyzed addition of aryl- and alkenylboronic acids to 4-hydroxy-2-alkynecarboxylates and in situ lactonization would constitute a novel methodology for the synthesis of various butenolides with an excellent stereoselectivity and a high control of regioselectivity. (C) 2004 Published by Elsevier Ltd.
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