*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KN9900000 CHEMICAL NAME : Ether, ethyl ethynyl CAS REGISTRY NUMBER : 927-80-0 BEILSTEIN REFERENCE NO. : 0741882 REFERENCE : 4-01-00-02211 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C4-H6-O MOLECULAR WEIGHT : 70.10 SYNONYMS/TRADE NAMES : * Ethoxyacetylene * Ethoxyethyne * Ethyl ethynyl ether * Ethyne, ethoxy- *** 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 : 2400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 34ZIAG "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969 Volume(issue)/page/year: -,249,1969 *** END OF RECORD ***