*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : KN4730200
CHEMICAL NAME           : Ether, tert-butyl ethyl
CAS REGISTRY NUMBER     : 637-92-3
LAST UPDATED            : 199806
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C6-H14-O
MOLECULAR WEIGHT        : 102.20
SYNONYMS/TRADE NAMES :
   * tert-Butyl ethyl ether
   * 1,1-Dimethylethyl ethyl ether
   * 2-Ethoxy-2-methylpropane
   * Ethyl tert-butyl ether
   * Ethyl tert-butyl oxide
   * Ethyl 1,1-dimethylethyl ether
   * Propane, 2-ethoxy-2-methyl-
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 123 gm/m3/15M
TOXIC EFFECTS :
   Behavioral - general anesthetic
REFERENCE :
   ANESAV Anesthesiology.  (Lippincott/Harper, Journal Fulfillment Dept., 2350
   Virginia Ave., Hagerstown, MD 21740)  V.1-    1940- Volume(issue)/page/year:
   11,455,1950
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 5000 ppm/6H/13W-I
TOXIC EFFECTS :
   Liver - changes in liver weight
   Kidney, Ureter, Bladder - changes in bladder weight
   Endocrine - changes in adrenal weight
REFERENCE :
   TOXID9 Toxicologist.  (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
   Akron, OH 44311) V.1-    1981-  Volume(issue)/page/year: 36(1,pt2),340,1997
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 5000 ppm/6H/13W-I
TOXIC EFFECTS :
   Liver - other changes
   Liver - changes in liver weight
REFERENCE :
   TOXID9 Toxicologist.  (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
   Akron, OH 44311) V.1-    1981-  Volume(issue)/page/year: 36(1,pt2),340,1997

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***