*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6370000 CHEMICAL NAME : 3(2H)-Pyridazinone, 4,5-dihydro-4-hydroxy-4-methyl-2-(2-morpholinoethyl)- 6-phenyl-, hydrochloride CAS REGISTRY NUMBER : 33048-52-1 LAST UPDATED : 199109 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C17-H23-N3-O3.Cl-H MOLECULAR WEIGHT : 353.89 WISWESSER LINE NOTATION : T6NNV FUTJ DQ D1 FR& B2- AT6N DOTJ &GH SYNONYMS/TRADE NAMES : * AG 262 * 4,5-Dihydro-4-hydroxy-4-methyl-2-morpholinoethyl-6-phenyl-3(2H)-pyridazo ne hydrochloride *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 550 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CHTPBA Chimica Therapeutica. (Paris, France) V.1-8, 1965-73. For publisher information, see EJMCA5. Volume(issue)/page/year: 6,109,1971 *** END OF RECORD ***