*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : LV1300000
CHEMICAL NAME           : 7H-Furo(3,2-g)(1)benzopyran-7-one, 4-methoxy-
CAS REGISTRY NUMBER     : 484-20-8
BEILSTEIN REFERENCE NO. : 0019560
REFERENCE               : 5-19-06-00004 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 12
MOLECULAR FORMULA       : C12-H8-O4
MOLECULAR WEIGHT        : 216.20
WISWESSER LINE NOTATION : T C566 DO LVOJ HO1
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Reproductive Effector
                          Natural Product
SYNONYMS/TRADE NAMES :
   * Bergaptan
   * Bergapten
   * Bergaptene
   * Heraclin
   * 6-Hydroxy-4-methoxy-5-benzofuranacrylic acid, gamma-lactone
   * Majudin
   * 5-Methoxy-6,7-furanocoumarin
   * 4-Methoxy-7H-furo(3,2-g)(1)benzopyran-7-one
   * 5-Methoxypsoralen
   * 5-Mop
 
                       *** 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           : >30 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 8100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 9 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 204 gm/kg/52W-I
TOXIC EFFECTS :
   Behavioral - fluid intake
   Endocrine - evidence of thyroid hyperfunction
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 800 mg/kg/8D-I
TOXIC EFFECTS :
   Behavioral - sleep
   Behavioral - food intake (animal)
   Skin and Appendages - dermatitis, irritative (after systemic exposure)
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 4368 mg/kg/13W-I
TOXIC EFFECTS :
   Liver - other changes
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 5600 mg/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 6720 mg/kg
SEX/DURATION            : female 7-18 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   48PRAW "Psoralens in Cosmetics and Dermatology, Proceedings of the
   International Symposium, Paris, 1981," Cahn, J., et al., eds., Paris,
   Pergamon Press France, 1981  Volume(issue)/page/year: -,303,1981
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 900 mg/kg
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:
   25,302,1995

                              *** REVIEWS ***
 
   IARC Cancer Review:Animal Sufficient Evidence
   IMSUDL IARC Monographs, Supplement.  (WHO Publications Centre USA, 49
   Sheridan Ave., Albany, NY 12210)  No.1-    1979-  Volume(issue)/page/year:
   7,242,1987

   IARC Cancer Review:Human Inadequate 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: 40,327,1986

   IARC Cancer Review:Group 2A
   IMSUDL IARC Monographs, Supplement.  (WHO Publications Centre USA, 49
   Sheridan Ave., Albany, NY 12210)  No.1-    1979-  Volume(issue)/page/year:
   7,242,1987

 
                            *** END OF RECORD ***