*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : HA6005000
CHEMICAL NAME           : Cytosine,
                          1-(2-deoxy-2,2-difluoro-beta-D-erythro-pentofuranosyl
                          )-
CAS REGISTRY NUMBER     : 103882-84-4
LAST UPDATED            : 199801
DATA ITEMS CITED        : 8
MOLECULAR FORMULA       : C9-H11-F2-N3-O4
MOLECULAR WEIGHT        : 263.23
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * 2',2'-Difluorodeoxycytidine
   * 2(1H)-Pyrimidinone,  
   4-amino-1-(2-deoxy-2,2-difluoro-D-erythropentofuranosyl)-
 
                       *** HEALTH HAZARD DATA ***
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Micronucleus test
TEST SYSTEM             : Human Fibroblast
DOSE/DURATION           : 2 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 393,165,1997
 
TYPE OF TEST            : DNA damage
TEST SYSTEM             : Human Fibroblast
DOSE/DURATION           : 500 ng/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 393,165,1997
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 30 nmol/L
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   51,6110,1991
 
TYPE OF TEST            : Micronucleus test
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 2 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 393,165,1997
 
TYPE OF TEST            : DNA damage
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 4 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 393,165,1997
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 3 umol/L
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   48,4024,1988
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 1 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 393,165,1997
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 1 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 393,165,1997
 
                            *** END OF RECORD ***