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Communication | Regular issue | Vol 53, No. 12, 2000, pp.2607-2610
Published online, 1st January, 1970
DOI: 10.3987/COM-00-9020
Novel Synthesis of Tetrahydro-2(1H)-quinolones Using Diels-Alder Reactions of 1-Arylsulfonyl-2(1H)-pyridones Acting as Dienophiles

Reiko Fujita,* Kazuhiro Watanabe, Wakako Ikeura, Yosuke Ohtake, and Hiroshi Hongo*

*Tohoku Pharmaceutical University, 4-4-1 Komatsushima, Aoba-ku, Sendai 981-8558, Japan


1-Arylsulfonyl-2(1H)-pyridones having an electron-withdrawing group at the 5-position were prepared, and the first example is presented relating to a novel synthetic methodology of tetrahydro-2(1H)-quinolones by Diels-Alder reactions of those with 2,3-dimethyl-1,3-butadiene.