*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TM1225000 CHEMICAL NAME : Piperazine, 1-methyl- CAS REGISTRY NUMBER : 109-01-3 BEILSTEIN REFERENCE NO. : 0102724 REFERENCE : 5-23-01-00082 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 10 MOLECULAR FORMULA : C5-H12-N2 MOLECULAR WEIGHT : 100.19 WISWESSER LINE NOTATION : T6M DNTJ D1 COMPOUND DESCRIPTOR : Primary Irritant SYNONYMS/TRADE NAMES : * N-Methylpiperazine * 1-Methylpiperazine *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Open irritation test ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 100 ug/24H REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 5 mg/24H REACTION SEVERITY : Severe REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,863,1986 TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 750 ug/24H REACTION SEVERITY : Severe REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,863,1986 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2830 uL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1450 mg/kg TOXIC EFFECTS : Behavioral - excitement Behavioral - changes in motor activity (specific assay) Behavioral - muscle contraction or spasticity REFERENCE : TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 15,116,1979 TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2740 mg/m3/2H TOXIC EFFECTS : Behavioral - excitement Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - dyspnea REFERENCE : TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 11,123,1969 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 150 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 1490 uL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 15040 mg/kg/32D-I TOXIC EFFECTS : Related to Chronic Data - death REFERENCE : TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 11,123,1969 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***