*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : KN5600000
CHEMICAL NAME           : Ether, butyl 1,1,2,2-tetrafluoroethyl
CAS REGISTRY NUMBER     : 358-37-2
BEILSTEIN REFERENCE NO. : 1745197
REFERENCE               : 4-02-00-00456 (Beilstein Handbook Reference)
LAST UPDATED            : 199709
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C6-H10-F4-O
MOLECULAR WEIGHT        : 174.16
WISWESSER LINE NOTATION : FYFXFFO4
SYNONYMS/TRADE NAMES :
   * Butyl 1,1,2,2-tetrafluoroethyl ether
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 81300 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CBCCT* "Summary Tables of Biological Tests," National Research Council
   Chemical-Biological Coordination Center.  (National Academy of Science
   Library, 2101 Constitution Ave., NW, Washington, DC 20418)
   Volume(issue)/page/year: 5,138,1953

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   MSHA STANDARD:air-CL 0.2 ppm
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   3,110,1971

 
                            *** END OF RECORD ***