title: 1-(4,6-Diethoxypyrimidin-2-yl)-2-thioxo-2,3-dihydropyrido[2,3-d]pyrimidin-4(1H)-one.
abstract: In the title compound, C15H15N5O3S, two parallel intermolecular N-H...S hydrogen bonds, forming an eight-membered ring, link two molecules into a dimer unit; these dimer units linked into a chain of edge-fused rings by weak C-H...O hydrogen bonds.
authors.affiliation: Department of Chemistry, College of Life and Environmental Science, Shanghai Normal University, Shanghai, 200234, People's Republic of China. sjxue@shnu.edu
authors.forename: Si Jia
authors.initials: SJ
authors.lastname: Xue
authors.forename: Qing Dong
authors.initials: QD
authors.lastname: Wang
authors.forename: Jing Zhi
authors.initials: JZ
authors.lastname: Li