1415734-77-8Relevant articles and documents
Transformations of tetrahydropyrido[4′,3′:4,5]thieno[2,3-d] pyrimidin-4(3H)-ones in the presence of alkynes bearing electron-withdrawing substituents
Voskressensky,Borisova,Kovaleva,Listratova,Kulikova,Khrustalev,Ovcharov,Varlamov
, p. 370 - 379 (2013/06/05)
Tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidines in the presence of activated alkynes were transformed into mixtures of pyrimido[5′,4′:4,5]thieno[3,2-d]azocines and spiro[pyridine-4, 5′-thieno[2,3-d]pyrimidines].