5397-64-8

4-CHLORO-3 6-PYRIDAZINEDIOL 3,6-DIHYDROXY-4-CHLOROPYRIDAZINE 4-CHLORO-3,6-DIHYDROXYPYRIDAZINE 5-chloro-6-hydroxy-3(2h)-pyridazinon 1,2-dihydro-4-chloro-6-pyridazinedione 3(2H)-Pyridazinone, 4-chloro-6-hydroxy- 1,2-dihydro-4-chloro-3,6-pyridazinedione 4-chloro-1,2-dihydropyridazine-3,6-dione 4-Chloro-1,2-dihydro-3,6-pyridazinedione 4-chloro-1,2-dihydropyridazine-3,6-quinone