*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6200000 CHEMICAL NAME : 3(2H)-Pyridazinone, 4,5-dichloro-2-phenyl- CAS REGISTRY NUMBER : 1698-53-9 BEILSTEIN REFERENCE NO. : 0175852 REFERENCE : 5-24-02-00024 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C10-H6-Cl2-N2-O MOLECULAR WEIGHT : 241.08 WISWESSER LINE NOTATION : T6NNVJ BR& DG EG COMPOUND DESCRIPTOR : Primary Irritant SYNONYMS/TRADE NAMES : * 1-Fenyl-4,5-dichlor-6-pyridazinon *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 20 mg/24H REACTION SEVERITY : Moderate REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,869,1986 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2520 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,151,1972 *** END OF RECORD ***