*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : HA5500000
CHEMICAL NAME           : Cytosine, 1-beta-D-arabinofuranosyl-,
                          monohydrochloride
CAS REGISTRY NUMBER     : 69-74-9
LAST UPDATED            : 199706
DATA ITEMS CITED        : 17
MOLECULAR FORMULA       : C9-H13-N3-O5.Cl-H
MOLECULAR WEIGHT        : 279.71
COMPOUND DESCRIPTOR     : Drug
                          Mutagen
                          Reproductive Effector
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * AC 1075
   * Arabinofuranosylcytosine hydrochloride
   * 1-beta-D-Arabinofuranosylcytosine hydrochloride
   * 1-beta-D-Arabinofuranosylcytosine monohydrochloride
   * Arabinosylcytosine hydrochloride
   * Ara-C hydrochloride
   * Aracytidine hydrochloride
   * Cytarabine hydrochloride
   * Cytosine, 1-beta-D-arabinofuranosyl-, hydrochloride
   * Cytosine arabinoside hydrochloride
   * NSC 63878
   * 2(1H)-Pyrimidinone, 4-amino-1-beta-D-arabinofuranosyl-, monohydrochloride
   * Spongocytidine hydrochloride
   * U-19920A
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Human
DOSE/DURATION           : 21 mg/7D (Intermittent)
REACTION SEVERITY       : Mild
REFERENCE :
   AJOPAA American Journal of Ophthalmology.  (Ophthalmic Pub. Co., 435 N.
   Michigan Ave., Suite 1415, Chicago, IL 60611)  Series 3: V.1-    1918-
   Volume(issue)/page/year: 60,1074,1965
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Primate - monkey
DOSE/DURATION           : 35 mg/15D (Intermittent)
REACTION SEVERITY       : Moderate
REFERENCE :
   AJOPAA American Journal of Ophthalmology.  (Ophthalmic Pub. Co., 435 N.
   Michigan Ave., Suite 1415, Chicago, IL 60611)  Series 3: V.1-    1918-
   Volume(issue)/page/year: 60,1074,1965
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 42 mg/14D (Intermittent)
REACTION SEVERITY       : Moderate
REFERENCE :
   AJOPAA American Journal of Ophthalmology.  (Ophthalmic Pub. Co., 435 N.
   Michigan Ave., Suite 1415, Chicago, IL 60611)  Series 3: V.1-    1918-
   Volume(issue)/page/year: 60,1074,1965
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >3200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 6,1255,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 5500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 6,1255,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 826 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCISP* National Cancer Institute Screening Program Data Summary,
   Developmental Therapeutics Program. (Bethesda, MD 20205)
   Volume(issue)/page/year: JAN1986
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 825 mg/kg
TOXIC EFFECTS :
   Behavioral - food intake (animal)
   Behavioral - changes in motor activity (specific assay)
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 6,1255,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2262 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCISP* National Cancer Institute Screening Program Data Summary,
   Developmental Therapeutics Program. (Bethesda, MD 20205)
   Volume(issue)/page/year: JAN1986
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 172 mg/kg
TOXIC EFFECTS :
   Gastrointestinal - nausea or vomiting
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,353,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Primate - monkey
DOSE/DURATION           : 396 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
   Gastrointestinal - changes in structure or function of salivary glands
   Gastrointestinal - nausea or vomiting
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,353,1974
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 280 mg/kg
SEX/DURATION            : female 15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - biochemical and metabolic
REFERENCE :
   JONRA9 Journal of Neurochemistry.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036) V.1-    1956-  Volume(issue)/page/year: 34,950,1980
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Specific locus test
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Insect - Drosophila melanogaster
DOSE/DURATION           : 1000 ppm
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 211,153,1989
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 10 mg/L
REFERENCE :
   EJCAAH European Journal of Cancer.  (Oxford, UK)  V.1-17(6), 1965-1981. For
   publisher information, see EJCODS.  Volume(issue)/page/year: 6,379,1970
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 10 mg/L
REFERENCE :
   EJCAAH European Journal of Cancer.  (Oxford, UK)  V.1-17(6), 1965-1981. For
   publisher information, see EJCODS.  Volume(issue)/page/year: 6,379,1970
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 240 mg/kg/3D (Continuous)
REFERENCE :
   EMMUEG Environmental and Molecular Mutagenesis.  (Alan R. Liss, Inc., 41 E.
   11th St., New York, NY 10003)  V.10-    1987-  Volume(issue)/page/year:
   18,168,1991
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - mouse Leukocyte
DOSE/DURATION           : 100 umol/L
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   29,1881,1969
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 5 mg/L
REFERENCE :
   EMMUEG Environmental and Molecular Mutagenesis.  (Alan R. Liss, Inc., 41 E.
   11th St., New York, NY 10003)  V.10-    1987-  Volume(issue)/page/year:
   12,85,1988
 
                            *** END OF RECORD ***