*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : GP4000000
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     : 25999-31-9
LAST UPDATED            : 199706
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C34-H54-O8
MOLECULAR WEIGHT        : 590.88
WISWESSER LINE NOTATION : T6OTJ B1 CQ C2 F- ET5OTJ BY2&VY1&YQY1&2R CQ D1 BVQ&
                          C1 E2
COMPOUND DESCRIPTOR     : Drug
                          Natural Product
SYNONYMS/TRADE NAMES :
   * Antibiotic X 537A
   * Ionophore X 537A
   * Lasalocid A
   * X 537A
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 122 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   VHTODE Veterinary and Human Toxicology.  (American College of Veterinary and
   Comparative Toxicology, Publication Office, Comparative Toxicology,
   Manhattan, KS 66506)  V.19-    1977-  Volume(issue)/page/year: 26,322,1984
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 146 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- ,  Berdy, J., Boca
   Raton, FL, CRC Press, 1980-  Volume(issue)/page/year: 5,502,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 40 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85ERAY "Antibiotics: Origin, Nature, and Properties," Korzyoski, T., et al.,
   eds., Washington, DC, American Soc. for Microbiology, 1978
   Volume(issue)/page/year: 1,809,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 40 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   VHTODE Veterinary and Human Toxicology.  (American College of Veterinary and
   Comparative Toxicology, Publication Office, Comparative Toxicology,
   Manhattan, KS 66506)  V.19-    1977-  Volume(issue)/page/year: 26,322,1984
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - chicken
DOSE/DURATION           : 72 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   VHTODE Veterinary and Human Toxicology.  (American College of Veterinary and
   Comparative Toxicology, Publication Office, Comparative Toxicology,
   Manhattan, KS 66506)  V.19-    1977-  Volume(issue)/page/year: 26,322,1984
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - domestic
DOSE/DURATION           : 22 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   VHTODE Veterinary and Human Toxicology.  (American College of Veterinary and
   Comparative Toxicology, Publication Office, Comparative Toxicology,
   Manhattan, KS 66506)  V.19-    1977-  Volume(issue)/page/year: 26,322,1984
 
                            *** END OF RECORD ***