*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DJ3100798
CHEMICAL NAME           : 2H-1-Benzopyran-2-one, 7-(2-propynyloxy)-
CAS REGISTRY NUMBER     : 67268-42-2
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C12-H8-O3
MOLECULAR WEIGHT        : 200.20
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 7-(2-Propynyloxy)-2H-1-benzopyran-2-one
   * 7-(Propargyloxy)coumarin
   * 7-Propargyloxy-cumarin
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GWXXBX German Offenlegungsschrift Patent Document.  (U.S. Patent and
   Trademark Office, Foreign Patents, Washington, DC 20231)
   Volume(issue)/page/year: #2751921
 
                            *** END OF RECORD ***