Transformations of tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidin-4(3H)-ones in the presence of alkynes bearing electron-withdrawing substituents
作者:L. G. Voskressensky、T. N. Borisova、S. A. Kovaleva、A. V. Listratova、L. N. Kulikova、V. N. Khrustalev、M. V. Ovcharov、A. V. Varlamov
DOI:10.1007/s11172-012-0052-3
日期:2012.2
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].
在活化炔烃的存在下,四氢吡啶并[4′,3′:4,5]噻噴并[2,3-d]嘧啶被转化为嘧啶并[5′,4′:4,5]噻噴并[3,2-d]偶氮烷和螺[吡啶-4,5′-噻噴并[2,3-d]嘧啶]的混合物。