[3,2-d]Pyrimidin

87466-23-7
87466-23-7
1628260
2,4-dichloro-7,8-dihydro-6H-thiopyrano[3,2-d]pyrimidine
871013-26-2
871013-26-2
2129513
7-Methylthieno[3,2-d]pyrimidine