*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ON4250000
CHEMICAL NAME           : Maleic anhydride, polymer with vinyl ether
CAS REGISTRY NUMBER     : 27100-68-1
OTHER CAS REGISTRY NOS. : 74621-32-2
LAST UPDATED            : 199609
DATA ITEMS CITED        : 11
MOLECULAR FORMULA       : (C4-H6-O.C4-H2-O3)x
WISWESSER LINE NOTATION : T5VOVJ &1U1O1U1
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Divema
   * Divinyl ether combined with maleic anhydride (1:2)
   * Divinyl ether maleic anhydride copolymer
   * 2,5-Furandione, polymer with 1,1'-oxybis(ethene)
   * MVE-1
   * MVE-2
   * MVE-4
   * Pyran
   * Pyran (copolymer)
   * Pyran NSC 46015
   * Pyran NSC 46015 D
   * Pyran XA 124-177
   * Vinyl ether combined with maleic anhydride
   * XA 124-177
   * XA 146-85-2
 
                       *** 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           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Behavioral - food intake (animal)
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 48700 ug/kg
TOXIC EFFECTS :
   Behavioral - coma
   Lungs, Thorax, or Respiration - other changes
   Liver - other changes
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Behavioral - food intake (animal)
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #3812248
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 74 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Liver - other changes
   Tumorigenic - active as anti-cancer agent
REFERENCE :
   POLMAG Polymer. The Chemistry, Physics and Technology of High Polymers.
   (Quadrant Subscription Services Ltd., Oakfield House, Perrymount Rd.,
   Haywards Heath, W. Sussex RH16 3DH, UK) V.1-    1960-
   Volume(issue)/page/year: 18,461,1977
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Liver - other changes
   Blood - changes in spleen
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : >100 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
   Lungs, Thorax, or Respiration - dyspnea
   Gastrointestinal - nausea or vomiting
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 120 ug/kg
TOXIC EFFECTS :
   Tumorigenic - active as anti-cancer agent
REFERENCE :
   39TKAR "Handbook of Cancer Immunology,"  Waters, H., ed., 5 vols., New York,
   Garland STPM Press, 1978  Volume(issue)/page/year: 5,135,1978
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 90 mg/kg/30D-I
TOXIC EFFECTS :
   Liver - changes in liver weight
   Endocrine - changes in spleen weight
   Related to Chronic Data - changes in testicular weight
REFERENCE :
   PCRTDK Progress in Cancer Research and Therapy. (Raven Press, 1185 Ave. of
   the Americas, New York, NY 10036)  V.1-    1976-  Volume(issue)/page/year:
   16,345,1981
 
                            *** END OF RECORD ***