*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CZ5643000 CHEMICAL NAME : Benzene, 1,4-diethynyl- CAS REGISTRY NUMBER : 935-14-8 BEILSTEIN REFERENCE NO. : 2038365 REFERENCE : 4-05-00-01805 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H6 MOLECULAR WEIGHT : 126.16 SYNONYMS/TRADE NAMES : * Benzene, p-diethynyl- * p-Diethynylbenzene * 1,4-Diethynylbenzene *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 4500 mg/kg TOXIC EFFECTS : Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 30(5),59,1986 *** END OF RECORD ***