*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : WW8925000 CHEMICAL NAME : Tartronic acid, methyl-, sodium salt CAS REGISTRY NUMBER : 64036-83-5 LAST UPDATED : 199106 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C4-H5-O5.Na MOLECULAR WEIGHT : 156.08 WISWESSER LINE NOTATION : QVXQV1&Q &-NA- SYNONYMS/TRADE NAMES : * Isomalic acid, sodium salt * Sodium isomalate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2100 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 *** END OF RECORD ***