*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TH9203700 CHEMICAL NAME : 1(2H)-Phthalazinone, 4-chloro-, (2-nitrophenyl)hydrazone CAS REGISTRY NUMBER : 64640-66-0 LAST UPDATED : 198509 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C14-H10-Cl-N5-O2 MOLECULAR WEIGHT : 315.74 SYNONYMS/TRADE NAMES : * 4-Chloro-1(2H)-phthalazinone (2-nitrophenyl)hydrazone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2700 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 11(7),37,1977 *** END OF RECORD ***