*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UW7539400 CHEMICAL NAME : 4(1H)-Pyrimidinone, 5-(2-pyridinyl)- CAS REGISTRY NUMBER : 22433-74-5 LAST UPDATED : 199703 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H7-N3-O MOLECULAR WEIGHT : 173.19 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 5-(2-Pyridinyl)-4(1H)-pyrimidinone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 800 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CTOTEG Currents in Toxicology and Therapy. (Casa Editrice Maccari, Casella Postale 120, I-43100 Parma, Italy) V.1- 1993- Volume(issue)/page/year: 1,49,1993 *** END OF RECORD ***