*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DJ3100380
CHEMICAL NAME           : 2H-1-Benzopyran-2-one, 7-methoxy-
CAS REGISTRY NUMBER     : 531-59-9
BEILSTEIN REFERENCE NO. : 0141728
REFERENCE               : 5-18-01-00387 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C10-H8-O3
MOLECULAR WEIGHT        : 176.18
SYNONYMS/TRADE NAMES :
   * Ayapanin
   * Coumarin, 7-methoxy-
   * Herniarin
   * 7-Methoxy-2H-1-benzopyran-2-one
   * 7-Methoxycoumarin
   * Methylumbelliferone
 
                       *** 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           : 4300 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   26,375,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : >5 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   26,375,1988

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***