78409-66-2 | 1H-[1,2,4]Triazolo[1,2-a]pyridazine-5-carboxylic acid, 2-(2-chloroethyl)-2,3,5,8-tetrahydro-1,3-dioxo- | C9H10ClN3O4 |
78409-77-5 | 1H-[1,2,4]Triazolo[1,2-a]pyridazine-5-carboxylic acid, 2-(chloromethyl)-2,3,5,8-tetrahydro-1,3-dioxo-, methyl ester | C9H10ClN3O4 |
78409-78-6 | 1H-[1,2,4]Triazolo[1,2-a]pyridazine-5-carboxylic acid, 2-[(acetylthio)methyl]-2,3,5,8-tetrahydro-1,3-dioxo-, methyl ester | C11H13N3O5S |
78409-79-7 | 1H-[1,2,4]Triazolo[1,2-a]pyridazine-5-carboxylic acid, 2-(2-chloroethyl)-2,3,5,8-tetrahydro-1,3-dioxo-, 1,1-dimethylethyl ester | C13H18ClN3O4 |