*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DD5775000
CHEMICAL NAME           : Benzimidazole, 2-amino-
CAS REGISTRY NUMBER     : 934-32-7
BEILSTEIN REFERENCE NO. : 0116525
REFERENCE               : 5-25-10-00372 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 9
MOLECULAR FORMULA       : C7-H7-N3
MOLECULAR WEIGHT        : 133.17
WISWESSER LINE NOTATION : T56 BM DNJ CZ
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Drug
                          Mutagen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * 2-Aminobenzimidazole
   * USAF EK-4037
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCNSA6 National Academy of Sciences, National Research Council,
   Chemical-Biological Coordination Center, Review.  (Washington, DC)
   Volume(issue)/page/year: 5,22,1953
 
TYPE OF TEST            : LD40 - Lethal Dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 600 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JACSAT Journal of the American Chemical Society.  (American Chemical Soc.,
   Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC
   20037)  V.1-    1879-  Volume(issue)/page/year: 67,905,1945
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD277-689
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 126 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   29QHAQ "Principles of Medicinal Chemistry," Foye, W.O., et al., eds.,
   Philadelphia, Lea & Febiger, 1974  Volume(issue)/page/year: -,246,1974
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 426 mg/kg
SEX/DURATION            : female 8-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
   THERAP Therapie.  (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris,
   France)  V.1-    1946-  Volume(issue)/page/year: 31,505,1976
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 100 ug/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 15,273,1972
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 710 umol/L
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 3,11,1981
 
TYPE OF TEST            : DNA repair
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 2 mg/disc
REFERENCE :
   JPFCD2 Journal of Environmental Science and Health, Part B: Pesticides, Food
   Contaminants, and Agricultural Wastes.  (Marcel Dekker, 270 Madison Ave.,
   New York, NY 10016)  V.B11-    1976-  Volume(issue)/page/year: 21,319,1986

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***