*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UW7362000
CHEMICAL NAME           : 2(1H)-Pyrimidinone,
                          4-amino-1-(5-O-(hydroxy(octadecyloxy)phosphinyl)-beta
                          -D- arabinofuranosyl)-, sodium salt
LAST UPDATED            : 199509
DATA ITEMS CITED        : 17
MOLECULAR FORMULA       : C27-H49-N3-O8-P.Na
MOLECULAR WEIGHT        : 597.75
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * 4-Amino-1-beta-D-arabinofuranosyl-2(1H)-pyrimidinone 5'-(sodium octadecyl 
    phosphate)
   * Ynk01
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 6 gm/kg
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
   Kidney, Ureter, Bladder - incontinence
   Blood - normocytic anemia
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 145 mg/kg
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
   Kidney, Ureter, Bladder - incontinence
   Endocrine - other changes
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >4 gm/kg
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - incontinence
   Blood - other changes
   Skin and Appendages - hair
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 107 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - other changes
   Kidney, Ureter, Bladder - hematuria
   Blood - changes in spleen
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1283 mg/kg
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
   Blood - normocytic anemia
   Skin and Appendages - hair
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 115 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Gastrointestinal - hypermotility, diarrhea
   Skin and Appendages - hair
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 429 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Blood - other changes
   Skin and Appendages - hair
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 146 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - other changes
   Kidney, Ureter, Bladder - hematuria
   Blood - changes in spleen
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2255,1990
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 9100 mg/kg/13W-I
TOXIC EFFECTS :
   Endocrine - changes in thymus weight
   Blood - normocytic anemia
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2265,1990
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 7300 mg/kg/1Y-I
TOXIC EFFECTS :
   Endocrine - changes in spleen weight
   Blood - changes in erythrocyte (RBC) count
   Blood - changes in leukocyte (WBC) count
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2313,1990
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 2184 mg/kg/13W-I
TOXIC EFFECTS :
   Blood - normocytic anemia
   Blood - changes in leukocyte (WBC) count
   Biochemical - Metabolism (Intermediary) - other proteins
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2287,1990
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 7300 mg/kg/1Y-I
TOXIC EFFECTS :
   Endocrine - other changes
   Related to Chronic Data - death
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2343,1990
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 110 mg/kg
SEX/DURATION            : female 7-17 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Effects on Newborn - behavioral
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2397,1990
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 110 mg/kg
SEX/DURATION            : multigeneration
TOXIC EFFECTS :
   Reproductive - Fertility - mating performance (e.g. # sperm positive females
   per # females mated; # copulations per # estrus cycles)
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2397,1990
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 3312 mg/kg
SEX/DURATION            : female 17-20 day(s) pre-mating  - 7 day(s) after
                          conception
TOXIC EFFECTS :
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2385,1990
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1044 mg/kg
SEX/DURATION            : female 17-20 day(s) after conception
                          lactating female 1-25 day(s) post-birth
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - behavioral
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2429,1990
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 130 mg/kg
SEX/DURATION            : female 6-18 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 24,2419,1990
 
                            *** END OF RECORD ***