*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TL1470000 CHEMICAL NAME : 1-Piperazinecarboxylic acid, 4-nitroso-, ethyl ester CAS REGISTRY NUMBER : 13256-15-0 BEILSTEIN REFERENCE NO. : 0166941 REFERENCE : 5-23-03-00219 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C7-H13-N3-O3 MOLECULAR WEIGHT : 187.23 WISWESSER LINE NOTATION : T6N DNTJ AVO2 DNO COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * Ethyl 4-nitroso-1-piperazinecarboxylate * N-Nitroso-N'-carbaethoxypiperazin * N-Nitroso-N'-carbethoxypiperazine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 69,103,1967 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2300 mg/kg/66W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Olfaction) - tumors Liver - tumors REFERENCE : ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 69,103,1967 *** END OF RECORD ***