*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : GU5625000
CHEMICAL NAME           : 2,5-Cyclohexadien-1-one, 4-hydroxyimino-
CAS REGISTRY NUMBER     : 637-62-7
BEILSTEIN REFERENCE NO. : 2040595
REFERENCE               : 4-07-00-02073 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C6-H5-N-O2
MOLECULAR WEIGHT        : 123.12
WISWESSER LINE NOTATION : L6V DYJ DUNQ
COMPOUND DESCRIPTOR     : Drug
                          Mutagen
SYNONYMS/TRADE NAMES :
   * p-Benzoquinone, monooxime
   * 2,5-Cyclohexadiene-1,4-dione, monooxime
   * 4-Hydroxyimino-2,5-cyclohexadiene-1-one
   * Quinone monooxime
   * p-Quinone monooxime
   * p-Quinone monoxime
   * Quinone 4-oxime
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 260 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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: 21,11,1978
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 2 umol/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 164,263,1986
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 1 umol/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 164,263,1986

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - M3272
       No. of Facilities: 11 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 136 (estimated)

 
                            *** END OF RECORD ***