*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NI6255000
CHEMICAL NAME           : Imidazole,
                          1-(2-(ethylsulfonyl)ethyl)-2-methyl-5-nitro-
CAS REGISTRY NUMBER     : 19387-91-8
BEILSTEIN REFERENCE NO. : 0618182
REFERENCE               : 5-23-05-00067 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 20
MOLECULAR FORMULA       : C8-H13-N3-O4-S
MOLECULAR WEIGHT        : 247.30
COMPOUND DESCRIPTOR     : Drug
                          Mutagen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Bioshik
   * CP 12574
   * Ethyl (2-(2-methyl-5-nitro-1-imidazolyl)ethyl)sulfone
   * 1-(2-(Ethylsulfonyl)-ethyl)-2-methyl-5-nitroimidazole
   * Fasigin
   * Fasigyn
   * 1H-Imidazole, 1-(2-(ethylsulfonyl)ethyl)-2-methyl-5-nitro-
   * Pletil
   * Simplotan
   * Sorquetan
   * Tinidazol
   * Tinidazole
   * Tricolam
   * Trimonase
 
                       *** 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           : 2710 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - cyanosis
   Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,1089,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2720 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - cyanosis
   Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,1089,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3 gm/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - cyanosis
   Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,1089,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >250 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   YKYUA6 Yakkyoku.  Pharmacy.  (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo,
   Japan)  V.1-    1950-  Volume(issue)/page/year: 32,204,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3200 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - tremor
   Behavioral - ataxia
REFERENCE :
   JMCMAR Journal of Medicinal Chemistry.  (American Chemical Soc.,
   Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC
   20037)  V.6-    1963-  Volume(issue)/page/year: 21,781,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2730 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - cyanosis
   Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,1089,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3940 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - cyanosis
   Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,1089,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >250 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   YKYUA6 Yakkyoku.  Pharmacy.  (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo,
   Japan)  V.1-    1950-  Volume(issue)/page/year: 32,204,1981
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 2 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   YAKUD5 Gekkan Yakuji.  Pharmaceuticals Monthly.  (Yakugyo Jihosha, Inaoka
   Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan)  V.1-   1959-
   Volume(issue)/page/year: 22,1313,1980
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 60 gm/kg/30D-C
TOXIC EFFECTS :
   Behavioral - tremor
   Kidney, Ureter, Bladder - hematuria
   Related to Chronic Data - death
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,1089,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 109 gm/kg/26W-C
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
   Related to Chronic Data - changes in testicular weight
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,1089,1974
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 3 gm/kg
SEX/DURATION            : female 9-14 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,421,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 12 gm/kg
SEX/DURATION            : female 9-14 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,421,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 3 gm/kg
SEX/DURATION            : female 7-12 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,421,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 15 gm/kg
SEX/DURATION            : female 7-12 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,421,1974
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 50 ug/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 77,301,1980
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 200 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 48,155,1977
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Klebsiella pneumoniae
DOSE/DURATION           : 50 umol/L/20H
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 66,207,1979
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Microorganism - not otherwise specified
DOSE/DURATION           : 200 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 48,155,1977
 
TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 50 mg/kg
REFERENCE :
   AIVMBU Archivos de Investigacion Medica.  (POB 12,631, Col. Narvarte, Deleg.
   Benito Juarez, 03020 Mexico City, DF, Mexico)  V.1-    1970-
   Volume(issue)/page/year: 15,311,1984
 
                            *** END OF RECORD ***