*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KC9450000 CHEMICAL NAME : 4,7-Epoxyisobenzofuran-5-acetonitrile, octahydro-1,3-dioxo-, (3a-alpha,4-beta,5-alpha,7- beta,7a-alpha)- CAS REGISTRY NUMBER : 127311-93-7 LAST UPDATED : 199109 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H9-N-O4 MOLECULAR WEIGHT : 207.20 SYNONYMS/TRADE NAMES : * 5-endo-(Cyanomethyl)endothall anhydride *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 142 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CRTOEC Chemical Research in Toxicology. (American Chemical Soc., Distribution Office Dept. 223, POB 57/36, West End Station, Washington, DC 20037) V.1- 1988- Volume(issue)/page/year: 3,318,1990 *** END OF RECORD ***