CHEMICAL IDENTIFICATION
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RTECS NUMBER :
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YU7526000
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CHEMICAL NAME :
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Uridine, 5'-deoxy-5-fluoro-
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CAS REGISTRY NUMBER :
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3094-09-5
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LAST UPDATED :
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199612
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DATA ITEMS CITED :
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16
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MOLECULAR FORMULA :
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C9-H11-F-N2-O5
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MOLECULAR WEIGHT :
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246.22
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WISWESSER LINE NOTATION :
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T6NVMVJ EF A- BT5OTJ CQ DQ E1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
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TYPE OF TEST :
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LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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3390 mg/kg
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TOXIC EFFECTS :
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Behavioral - somnolence (general depressed activity) Skin and Appendages - hair
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TYPE OF TEST :
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LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Subcutaneous
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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>2 gm/kg
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TOXIC EFFECTS :
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Skin and Appendages - hair
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TYPE OF TEST :
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LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Intravenous
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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>1 gm/kg
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TOXIC EFFECTS :
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Details of toxic effects not reported other than lethal dose value
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TYPE OF TEST :
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LDLo - Lowest published lethal dose
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - mouse
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DOSE/DURATION :
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5 gm/kg
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TOXIC EFFECTS :
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Behavioral - somnolence (general depressed activity) Skin and Appendages - hair
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TYPE OF TEST :
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LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Subcutaneous
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SPECIES OBSERVED :
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Rodent - mouse
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DOSE/DURATION :
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>2 gm/kg
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TOXIC EFFECTS :
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Skin and Appendages - hair
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TYPE OF TEST :
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LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Intravenous
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SPECIES OBSERVED :
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Rodent - mouse
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DOSE/DURATION :
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>1 gm/kg
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TOXIC EFFECTS :
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Details of toxic effects not reported other than lethal dose value
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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18200 mg/kg/13W-I
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TOXIC EFFECTS :
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Kidney, Ureter, Bladder - proteinuria Endocrine - changes in thymus weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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7 gm/kg/5W-I
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TOXIC EFFECTS :
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Endocrine - changes in thymus weight Skin and Appendages - hair Nutritional and Gross Metabolic - weight loss or decreased weight gain
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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15470 mg/kg/26W-I
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TOXIC EFFECTS :
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Blood - normocytic anemia Blood - changes in bone marrow (not otherwise specified) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - mouse
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DOSE/DURATION :
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2100 mg/kg/7D-I
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TOXIC EFFECTS :
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Endocrine - changes in thymus weight Blood - changes in bone marrow (not otherwise specified) Blood - changes in leukocyte (WBC) count
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Mammal - dog
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DOSE/DURATION :
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1365 mg/kg/13W-I
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TOXIC EFFECTS :
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Behavioral - convulsions or effect on seizure threshold Liver - other changes Related to Chronic Data - death
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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DOSE :
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550 mg/kg
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SEX/DURATION :
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female 7-17 day(s) after conception
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TOXIC EFFECTS :
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Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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DOSE :
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1100 mg/kg
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SEX/DURATION :
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female 7-17 day(s) after conception
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TOXIC EFFECTS :
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Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Newborn - live birth index (measured after birth) Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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DOSE :
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2200 mg/kg
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SEX/DURATION :
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female 7-17 day(s) after conception
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TOXIC EFFECTS :
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Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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DOSE :
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5950 mg/kg
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SEX/DURATION :
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male 14 week(s) pre-mating female 2 week(s) pre-mating - 7 day(s) after conception
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TOXIC EFFECTS :
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Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
MUTATION DATA
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TYPE OF TEST :
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Mutation test systems - not otherwise specified
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TEST SYSTEM :
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Rodent - mouse Leukocyte
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DOSE/DURATION :
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615 umol/L
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REFERENCE :
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CCCCAK Collection of Czechoslovak Chemical Communications. (Academic Press Inc. Ltd., 24-28 Oval Rd., London NW1 7DX, UK) V.1- 1929- Volume(issue)/page/year: 49,2551,1984
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