*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : JM9170000 CHEMICAL NAME : Disilane, hexamethyl- CAS REGISTRY NUMBER : 1450-14-2 LAST UPDATED : 199706 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C6-H18-Si2 MOLECULAR WEIGHT : 146.42 SYNONYMS/TRADE NAMES : * Hexamethyldisilane * Permethyldisilane *** 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 : >20 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 59(4),14,1994 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >20 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 59(4),14,1994 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : >20 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 59(4),14,1994 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***