*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : VH7700000
CHEMICAL NAME           : Retrorsine, N-oxide
CAS REGISTRY NUMBER     : 15503-86-3
BEILSTEIN REFERENCE NO. : 0058804
REFERENCE               : 4-27-00-06664 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 12
MOLECULAR FORMULA       : C18-H25-N-O7
MOLECULAR WEIGHT        : 367.44
WISWESSER LINE NOTATION : T55-12- 1A Q EK IOVY OVO BUTJ EO KU2 M1 NQ N1Q
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Natural Product
SYNONYMS/TRADE NAMES :
   * Isatidine
   * 12,18-Dihydroxysenecionan-11,16-dione 4-oxide
   * cis-Retronecic acid ester of retronecine-N-oxide
   * Retrorsine oxide
   * Senecionan-11,16-dione, 12,18-dihydroxy-, 4-oxide
 
                       *** 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           : 48 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Liver - other changes
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   CBINA8 Chemico-Biological Interactions.  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1969-  Volume(issue)/page/year:
   5,227,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 250 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Liver - other changes
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   CBINA8 Chemico-Biological Interactions.  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1969-  Volume(issue)/page/year:
   5,227,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 835 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   JPETAB Journal of Pharmacology and Experimental Therapeutics.  (Williams &
   Wilkins Co., 428 E. Preston St., Baltimore, MD 21202)  V.1-    1909/10-
   Volume(issue)/page/year: 75,83,1942
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 540 mg/kg/60W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Liver - tumors
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   8,458,1954
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Multiple routes
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 440 mg/kg/64W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Liver - tumors
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   8,458,1954
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE       : Parenteral
TEST SYSTEM             : Insect - Drosophila melanogaster
DOSE/DURATION           : 10 mmol/L
REFERENCE :
   JOGNAU Journal of Genetics.  (Belghoria, India)  V.1-63, 1910-77.
   Discontinued.  Volume(issue)/page/year: 59,273,1966
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 316 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 282,169,1992

                              *** REVIEWS ***
 
   IARC Cancer Review:Animal Limited Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 10,269,1976

   IARC Cancer Review:Human No Adequate Data
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 10,269,1976

   IARC Cancer Review:Group 3
   IMSUDL IARC Monographs, Supplement.  (WHO Publications Centre USA, 49
   Sheridan Ave., Albany, NY 12210)  No.1-    1979-  Volume(issue)/page/year:
   7,56,1987

   TOXICOLOGY REVIEW
   CTRRDO Cancer Treatment Reports.  (Washington, DC)  V.60-71, 1976-87.  For
   publisher information,  see JNCIEQ.  Volume(issue)/page/year: 60,1171,1976

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Inconclusive: D melanogaster Sex-linked lethal

 
                            *** END OF RECORD ***