Tetrahedron letters

Palladium (II) catalyzed cyclization of alkynoic acids

C Lambert, K Utimoto, H Nozaki

Index: Lambert, Claude; Utimoto, Kiitiro; Nozaki, Hitosi Tetrahedron Letters, 1984 , vol. 25, # 46 p. 5323 - 5326

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Citation Number: 119

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Under the catalytic action of palladium(II) in the presence of triethylamine, 3-, 4-, and 5-alkynoic acids afford 3-buten-4-olides, 4-penten-4-olides, and 5-hexen-5-olide, respectively, in good to excellent yields. ... Palladium(II) mediated cyclization of alkenoic acids was reported: ...