(2-Iodoaryl)allenes are versatile 4C-components in palladium catalysed [4+2] cycloaddition reactions with norbornene, 2-aza-3-oxonorbom-5-ene, and allene acting as 2C-components. A variety of dihydronaphthalenes and naphthalenes are produced in excellent yield. Copyright (C) 1996 Elsevier Science Ltd
(2-
碘基芳基)烯烃是
钯催化的[4+2]环加成反应中的多功能4C组分,可与双
环戊二烯、2-氮-3-氧双
环戊二烯以及烯烃(作为2C组分)发生反应。该反应能够以优异的产量生成多种双氢
萘和
萘。版权© 1996 Elsevier Science Ltd