Abstract
5-Arylfuran-2,3-diones and (Z)-alkyl 4-aryl-2-hydroxy-4-oxobut-2-enoates react with 3,3-dialkyl-1-methyl-3,4-dihydroisoquinolines to give (2Z,5Z)-1-aryl-3-hydroxy-5-[3,3-dialkyl-3,4-dihydroisoquinolin-1(2H)-ylidene]pent-2-ene-1,4-diones whose structure has been proved by XRD analysis.
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Original Russian Text © V.V. Khalturina, Yu.V. Shklyaev, Z.G. Aliev, A.N. Maslivets, 2009, published in Zhurnal Organicheskoi Khimii, 2009, Vol. 45, No. 5, pp. 743–748.
For communication LXIII, see [1].
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Khalturina, V.V., Shklyaev, Y.V., Aliev, Z.G. et al. Five-membered 2,3-dioxoheterocycles: LXIV. Reactions of 1-methyl-3,4-dihydroisoquinolines with 5-arylfuran-2,3-diones and (Z)-alkyl 4-aryl-2-hydroxy-4-oxobut-2-enoates. Crystal and molecular structure of (2Z,5Z)-3-hydroxy-5-{8,8-dimethyl-2,3,8,9-tetrahydro[1,4]dioxino[2,3-g]isoquinolin-6(7H)-ylidene}-1-phenylpent-2-ene-1,4-dione. Russ J Org Chem 45, 728–734 (2009). https://doi.org/10.1134/S1070428009050145
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DOI: https://doi.org/10.1134/S1070428009050145