*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : GP3950000 CHEMICAL NAME : 2,3-Cresotic acid, 6-(7-(5-ethyl-5-(5-ethyltetrahydro-5-hydroxy-6-methyl -2H-pyran-2-yl) tetrahydro-3-methyl-2-furyl)-4-hydroxy-3,5-dimethyl-6 -oxononyl)- CAS REGISTRY NUMBER : 11054-70-9 LAST UPDATED : 198608 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C35-H54-O8 MOLECULAR WEIGHT : 602.89 COMPOUND DESCRIPTOR : Drug Natural Product Primary Irritant SYNONYMS/TRADE NAMES : * Antibiotic X 537 * Lasalocid *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 100 mg/24H REACTION SEVERITY : Mild REFERENCE : DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 8,451,1985 TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 50 mg REACTION SEVERITY : Moderate REFERENCE : DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 8,451,1985 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 8 mg/kg TOXIC EFFECTS : Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 8,451,1985 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - horse, donkey DOSE/DURATION : 22 mg/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - somnolence (general depressed activity) Behavioral - ataxia REFERENCE : AJVRAH American Journal of Veterinary Research. (American Veterinary Medical Assoc., 930 N. Meacham Rd., Schaumburg, IL 60196) V.1- 1940- Volume(issue)/page/year: 42,456,1981 *** END OF RECORD ***