A Convenient Synthesis for Some New Pyrido[4′,3′:4,5]thieno[2,3-d]pyrimidines and Related Fused 1,2,4-Triazolo and 1,3,4-Thiadiazolo-derivatives

By Ahmed Essam K h.  

Phosphorus, Sulfur, and Silicon and the Related Elements, Vol. 177, Iss. 5, 2002-05 ,pp. : 1323-1336

Taylor & Francis Ltd

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Synthesis of Some New Pyrido[4′,3′:4,5]thieno[2,3-d]pyrimidines and Related Fused Heterocycles

By Ahmed Essam K h.  

Phosphorus, Sulfur, and Silicon and the Related Elements, Vol. 178, Iss. 1, 2003-01 ,pp. : 1-16

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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

Springer Publishing Company

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Derivatives of condensed thieno[2,3-d]-pyrimidines. 20. Synthesis of 2-substituted 5,6-dihydro-8H-pyrano[4′,3′:4,5]thieno[2,3-d]pyrimidin-4(3H)-ones and 5,6,7,8-tetrahydrobenzo-[b]thieno[2,3-d]pyrimidin-4-ones

By Mkrtchyan A.   Noravyan A.  

Chemistry of Heterocyclic Compounds, Vol. 42, Iss. 3, 2006-03 ,pp. : 392-395

Springer Publishing Company

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Utility of Nitriles in Synthesis of Pyrido[2,3-d]pyrimidines, Thiazolo[3,2-a]pyridines, Pyrano[2,3-b]benzopyrrole, and Pyrido[2,3-d]benzopyrroles

By Mahmoud M. R.   El-Bordany E. A. A.   Hassan N. F.   El-Azm F. S. M. Abu  

Phosphorus, Sulfur, and Silicon and the Related Elements, Vol. 182, Iss. 11, 2007-11 ,pp. : 2507-2521

Taylor & Francis Ltd

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