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Paper | Regular issue | Vol 34, No. 3, 1992, pp.589-597
Published online, 1st January, 1970
DOI: 10.3987/COM-91-5952
On the Structure of the Diels-Alder Adducts Obtained from (E)-3-Methoxycarbonylmethylene-2-oxoindoline with Unsymmetrical Butadiene Derivatives

Kunisuke Okada,* Morihide Kondo, Hideo Tanino, Hisae Kakoi, and Shoji Inoue

*Faculty of Pharmacy, Meijo University, Tenpaku, Nagoya 468, Japan


The Diels-Alder reaction of (E)-3-methoxycarbonylmethylene-2-oxoindoline with trans- and cis-1,3-pentadienes gave a single product, respectively, in high yield. The structural features of these adducts were elucidated by proton nmr analysis and chemical transformations.