| 61129-14-4 | Pyrido[2,3-d]pyrimidine-5-carboxylic acid, 3,4,7,8-tetrahydro-2-(methylthio)-4,7-dioxo-, methyl ester | C10H9N3O4S |
| 61129-18-8 | Pyrido[2,3-d]pyrimidine-5-carboxamide, 4-amino-2-(methylthio)-7-(phenylmethoxy)- | C16H15N5O2S |
| 61129-22-4 | Pyrido[2,3-d]pyrimidine-5-carboxylic acid, 3,4,7,8-tetrahydro-2-(methylthio)-4,7-dioxo- | C9H7N3O4S |
| 61129-23-5 | Pyrido[2,3-d]pyrimidine-5-carboxylic acid, 7-chloro-1,2,3,4-tetrahydro-2,4-dioxo-, methyl ester | C9H6ClN3O4 |
| 61129-24-6 | Pyrido[2,3-d]pyrimidine-5-carboxylic acid, 1,2,3,4-tetrahydro-2,4-dioxo-, methyl ester | C9H7N3O4 |
| 61129-30-4 | ZIMELIDINE 2HCL | C16H17 Br N2 . 2 Cl H . H2 O |