Tetrahedron letters

Two-step conversion of 2-substituted furans into γ-oxo-α, β-unsaturated carboxylic acids. Formal synthesis of (+)-patulolide A and (−)-pyrenophorin

Y Kobayashi, K Kishihara, K Watatani

Index: Kobayashi, Yuichi; Kishihara, Kiyonobu; Watatani, Kengo Tetrahedron Letters, 1996 , vol. 37, # 25 p. 4385 - 4388

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Citation Number: 22

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. ... NBS oxidation of 2-substituted furans 9 and 15 followed by further oxidation of the enals with NaClO 2 afforded the acids 11 and 17 in good yields, which are the intermediates of (+)-patulolide A and (−)-pyrenophorin, respectively. ... Watatani, K.; Kikori, Y.; Mizojiri, R.; Kobayashi, Y.; ...