*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : WW8750000 CHEMICAL NAME : Tartronic acid, methyl- CAS REGISTRY NUMBER : 595-48-2 BEILSTEIN REFERENCE NO. : 1766104 REFERENCE : 3-03-00-00927 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C4-H6-O5 MOLECULAR WEIGHT : 134.10 WISWESSER LINE NOTATION : QVXQV1&Q SYNONYMS/TRADE NAMES : * 2-Hydroxy-2-methylmalonate * Hydroxymethylpropanedioic acid * Isomalic acid * Methyltartronic acid * 2-Methyltartronic acid * Propanedioic acid, hydroxymethyl- *** 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 : 2450 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - respiratory depression REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 9,274,1966 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1400 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - respiratory depression REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 9,274,1966 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 7 gm/kg TOXIC EFFECTS : Behavioral - general anesthetic Behavioral - somnolence (general depressed activity) REFERENCE : IECHAD Industrial and Engineering Chemistry. (Washington, DC) V.15-62, 1923-70. For publisher information, see CHMTBL. Volume(issue)/page/year: 15,628,1923 *** END OF RECORD ***