A convenient method for the synthesis of 4,6,7,8-tetrahydropyrrolo[1,2-a]thieno-[2,3-d]pyrimidin-4-ones

By Vasilin V.   Makhmud Mokhamed   Krapivin G.  

Chemistry of Heterocyclic Compounds, Vol. 42, Iss. 11, 2006-11 ,pp. : 1503-1504

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Thieno[2,3-d]pyrimidin-4-ones 1. Condensation of 2,3-dimethyl- and 2,3-tri-, 2,3-tetra-, and 2,3-pentamethylene-7,8-dihydro-pyrrolo[1,2-a]thieno[2,3-d]pyriminidin-4(6H)-ones with aromatic aldehydes and furfural

By Elmuradov B.   Bozorov Kh.   Shakhidoyatov Kh.  

Chemistry of Heterocyclic Compounds, Vol. 46, Iss. 11, 2011-02 ,pp. : 1393-1399

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Derivatives of Condensed Thienopyrimidines. 22. Synthesis of 2-Substituted 4-Thioxopyrano[4′,3′:4,5]thieno[2,3-d]pyrimidines

By Mkrtchyan A.   Oganisyan A.   Oganisyan Art.   Noravyan A.  

Chemistry of Heterocyclic Compounds, Vol. 41, Iss. 2, 2005-02 ,pp. : 235-237

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First Example of Synthesis of Thieno[2,3-d]pyrimidine-6-carbaldehydes by Oxidation of Thieno[2,3-d]pyrimidin-6-yl Methanols with Molecular Iodine

By Tumkevicius S.   Navickas V.   Dailide M.  

Chemistry of Heterocyclic Compounds, Vol. 41, Iss. 6, 2005-06 ,pp. : 800-801

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Condensed Thienopyrimidines. 19. Study of the Heterocyclization of 2-Hydrazino-6,6-dimethyl-5,6-dihydro-8H-pyranothieno[2,3-d]pyrimidin-4-one

By Oganisyan A. Sh.   Noravyan A. S.   Karapetyan A. A.   Aleksanyan M. S.   Struchkov Yu. T.  

Chemistry of Heterocyclic Compounds, Vol. 40, Iss. 1, 2004-01 ,pp. : 79-83

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