*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UO8985000
CHEMICAL NAME           : 9H-Purine, 6-(methylthio)-9-beta-D-ribofuranosyl-
CAS REGISTRY NUMBER     : 342-69-8
BEILSTEIN REFERENCE NO. : 0042871
REFERENCE               : 4-26-00-01992 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 10
MOLECULAR FORMULA       : C11-H14-N4-O4-S
MOLECULAR WEIGHT        : 298.35
WISWESSER LINE NOTATION : T56 BN DN FN HNJ IS1 D- BT5OTJ CQ DQ E1Q
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Inosine, 6-(methylthio)-
   * 6-Methylmercaptopurine ribonucleoside
   * 6-Methylmercaptopurine riboside
   * 6-Methyl MP-riboside
   * 6-Methyl-9-ribofuranosylpurine-6-thiol
   * Methylthioinosine
   * 6-Methylthioinosine
   * 6-(Methylthio)purine ribonucleoside
   * 6-Methylthiopurine riboside
   * NCI-C04784
   * NSC 40774
   * Purine-6-thiol, 6-methyl-9-ribofuranosyl-
   * beta-D-Ribosyl-6-methylthiopurine
   * SQ 21977
 
                       *** 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           : 65 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ARPAAQ Archives of Pathology.  (Chicago, IL)  V.5(3)-50(3), 1928-50;
   V.70-99, 1960-75.  For publisher information, see APLMAS.
   Volume(issue)/page/year: 86,395,1968
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 137 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            : LD10 - Lethal Dose
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 20 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PMDCAY Progress in Medical Chemistry.  (Elsevier Science Pub. Co., Inc., 52
   Vanderbilt Ave., New York, NY 10017)  V.1-    1961- Volume(issue)/page/year:
   7,69,1970
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 44 mg/kg/7W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Endocrine - tumors
REFERENCE :
   CANCAR Cancer (Philadelphia).  (Lippincott/Harper, Journal Fulfillment
   Dept., 2350 Virginia Ave., Hagerstown, MD 21740)  V.1-    1948-
   Volume(issue)/page/year: 40,1935,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 780 mg/kg/26W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Endocrine - adrenal cortex tumors
REFERENCE :
   CANCAR Cancer (Philadelphia).  (Lippincott/Harper, Journal Fulfillment
   Dept., 2350 Virginia Ave., Hagerstown, MD 21740)  V.1-    1948-
   Volume(issue)/page/year: 40,1935,1977
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 65 mg/kg
SEX/DURATION            : female 11 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
   ARPAAQ Archives of Pathology.  (Chicago, IL)  V.5(3)-50(3), 1928-50;
   V.70-99, 1960-75.  For publisher information, see APLMAS.
   Volume(issue)/page/year: 86,395,1968
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 2 umol/L
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   44,2272,1984
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Rodent - mouse Lymphocyte
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:
   43,1587,1983

                          *** STATUS IN U.S. ***
 
   NCI Carcinogenesis Studies (ipr);equivocal evidence:mouse
   CANCAR Cancer (Philadelphia).  (Lippincott/Harper, Journal Fulfillment
   Dept., 2350 Virginia Ave., Hagerstown, MD 21740)  V.1-    1948-
   Volume(issue)/page/year: 40,1935,77

   NCI Carcinogenesis Studies (ipr);no evidence:rat
   CANCAR Cancer (Philadelphia).  (Lippincott/Harper, Journal Fulfillment
   Dept., 2350 Virginia Ave., Hagerstown, MD 21740)  V.1-    1948-
   Volume(issue)/page/year: 40,1935,77

 
                            *** END OF RECORD ***