*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ3100687 CHEMICAL NAME : 2H-1-Benzopyran-2-one, 4-methyl-7-(2-propynyloxy)- CAS REGISTRY NUMBER : 67268-43-3 LAST UPDATED : 199701 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C13-H10-O3 MOLECULAR WEIGHT : 214.23 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Giparmene * 4-Methyl-7-propargyloxy-cumarin * 4-Methyl-7-(2-propynyloxy)-2H-1-benzopyran-2-one *** 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 ***