*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YU7400000
CHEMICAL NAME           : Uridine, 5-chloro-2'-deoxy-
CAS REGISTRY NUMBER     : 50-90-8
BEILSTEIN REFERENCE NO. : 0546807
LAST UPDATED            : 199709
DATA ITEMS CITED        : 7
MOLECULAR FORMULA       : C9-H11-Cl-N2-O5
MOLECULAR WEIGHT        : 262.67
WISWESSER LINE NOTATION : T6NVMVJ EG A- ET5OTJ B1Q CQ
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * 5-Chlorodeoxyuridine
   * 5-Chloro-2'-deoxyuridine
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ADTEAS Advances in Teratology.  (New York, NY)  V.1-5, 1966-72.
   Discontinued.  Volume(issue)/page/year: 3,181,1968
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 100 umol/L
REFERENCE :
   LIFSAK Life Sciences.  (Pergamon Press Inc., Maxwell House, Fairview Park,
   Elmsford, NY 10523) V.1-8, 1962-69; V.14-    1974- Volume(issue)/page/year:
   19,563,1976
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 10 umol/L
REFERENCE :
   BLFSBY Basic Life Sciences.  (Plenum Pub. Corp., 223 Spring St., New York,
   NY 10003)  V.1-    1973-  Volume(issue)/page/year: 29A,69,1984
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 10 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 91,395,1981
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 500 nmol/L
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 4,301,1982

                              *** REVIEWS ***
 
   TOXICOLOGY REVIEW
   32XPAD "Teratology," Berry, C.L., and D.E. Poswillo, eds., New York,
   Springer, 1975  Volume(issue)/page/year: -,49,1975

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive: CHO gene mutation

 
                            *** END OF RECORD ***