*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : ER9595000 CHEMICAL NAME : 2-Butyne-1,4-diamine, N,N,N',N'-tetramethyl- CAS REGISTRY NUMBER : 111-53-5 BEILSTEIN REFERENCE NO. : 1746277 REFERENCE : 4-04-00-01392 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C8-H16-N2 MOLECULAR WEIGHT : 140.26 SYNONYMS/TRADE NAMES : * N,N,N',N'-Tetramethyl-2-butyne-1,4-diamine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - quail DOSE/DURATION : >316 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***