*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UV6263000
CHEMICAL NAME           : Pyrimidine
CAS REGISTRY NUMBER     : 289-95-2
LAST UPDATED            : 199806
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C4-H4-N2
MOLECULAR WEIGHT        : 80.10
WISWESSER LINE NOTATION : T6N CNJ
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * 1,3-Diazabenzene
   * m-Diazine
   * 1,3-Diazine
   * Metadiazine
   * Miazine
 
                       *** 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           : 3310 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PBPHAW Progress in Biochemical Pharmacology.  (S. Karger AG, Postfach
   CH-4009 Basel, Switzerland) V.1-    1965-  Volume(issue)/page/year:
   1,542,1965
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : DNA damage
TEST SYSTEM             : Mammal - species unspecified Lymphocyte
DOSE/DURATION           : 150 mmol/L
REFERENCE :
   PNASA6 Proceedings of the National Academy of Sciences of the United States
   of America.  (National Academy of Sciences, Printing & Pub. Office, 2101
   Constitution Ave., Washington, DC 20418) V.1-    1915-
   Volume(issue)/page/year: 48,686,1962

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X7311
       No. of Facilities: 7 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 1822 (estimated)
       No. of Female Employees: 272 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***