Abstract
Convenient methods have been developed for synthesizing dihydro-10H-pyrano[3′,4′:5,6]-pyrido[3,2:4″,5″]thieno[3″,2″-d][3,1]-oxazines and -pyrimidines. Optimum conditions have been established for the chlorodeoxygenation of condensed thieno-pyrimidin-4-ones.
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References
M. Negwer, Organische Chemische Arzneimittel und Synonyma, Berlin (1978), Vol. 1, p. 606 and Vol. 2, p. 1215.
S. P. Pilosyan, V. V. Dabaeva, and A. S. Noravyan, Arm. Khim. Zh.,44. 479 (1991).
Additional information
A. L. Mndzhoyan Institute of Fine Organic Chemistry, Armenian Academy of Sciences, Yerevan, 375014. Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 2, pp. 250–253, February, 1995. Original article submitted November 15, 1994.
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Dabaeva, V.V., Noravyan, A.S. & Enokyan, B.D. Synthesis of dihydro-10H-pyrano[3′,4′: 5,6]pyrido[3,2:4″,5″]-thieno[3″,2″-d][3,1]oxazines and pyrimidines. Chem Heterocycl Compd 31, 219–222 (1995). https://doi.org/10.1007/BF01169683
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DOI: https://doi.org/10.1007/BF01169683