*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : LQ9000000 CHEMICAL NAME : Formic acid, methylpentylidenehydrazide CAS REGISTRY NUMBER : 57590-20-2 BEILSTEIN REFERENCE NO. : 2349798 LAST UPDATED : 199612 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C7-H14-N2-O MOLECULAR WEIGHT : 142.23 WISWESSER LINE NOTATION : VHN1&NU5 COMPOUND DESCRIPTOR : Tumorigen Drug SYNONYMS/TRADE NAMES : * Pentanal, N-formyl-N-methylhydrazone * Pentanal methylformylhydrazone * Pentylidene gyromitrin *** 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 : 594 mg/kg TOXIC EFFECTS : Behavioral - excitement Liver - other changes Kidney, Ureter, Bladder - other changes REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 45,429,1978 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 350 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 62,395,1975 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2600 mg/kg/52W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Lungs, Thorax, or Respiration - tumors Blood - lymphoma, including Hodgkin's disease REFERENCE : MYCPAH Mycopathologia. (Kluwer Academic Pub. Group, Distribution Centre, POB 322, 3300 AH Dordrecht, Netherlands) V.1- 1938- Volume(issue)/page/year: 98,83,1987 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2600 mg/kg/52W-I TOXIC EFFECTS : Tumorigenic - neoplastic by RTECS criteria Liver - tumors REFERENCE : MYCPAH Mycopathologia. (Kluwer Academic Pub. Group, Distribution Centre, POB 322, 3300 AH Dordrecht, Netherlands) V.1- 1938- Volume(issue)/page/year: 98,83,1987 *** END OF RECORD ***