*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MI5600000 CHEMICAL NAME : 1,6-Heptadiyne CAS REGISTRY NUMBER : 2396-63-6 BEILSTEIN REFERENCE NO. : 1731756 REFERENCE : 4-01-00-01121 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C7-H8 MOLECULAR WEIGHT : 92.15 WISWESSER LINE NOTATION : 1UU5UU1 *** 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 : 2300 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Liver - hepatitis, fibrous (cirrhosis, post-necrotic scarring) REFERENCE : FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 19,389,1960 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 3830 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Gastrointestinal - nausea or vomiting Liver - hepatitis, fibrous (cirrhosis, post-necrotic scarring) REFERENCE : FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 19,389,1960 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 2620 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Liver - hepatitis, fibrous (cirrhosis, post-necrotic scarring) REFERENCE : FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 19,389,1960 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***