*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TL1395000 CHEMICAL NAME : 1-Piperazinecarboxylic acid, 4-ethyl-, ethyl ester, hydrochloride CAS REGISTRY NUMBER : 63981-43-1 LAST UPDATED : 199007 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H18-N2-O2.Cl-H MOLECULAR WEIGHT : 222.75 WISWESSER LINE NOTATION : T6N DNTJ AVO2 D2 &GH COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 1-Carbethoxy-4-ethylpiperazine hydrochloride *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 175 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CLDND* Compilation of LD50 Values of New Drugs. (J.R. MacDougal, Dept. of National Health and Welfare, Food and Drug Divisions, 35 John St., Ottawa, Ont., Canada) *** END OF RECORD ***