*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NQ1000000
CHEMICAL NAME           : Isobutyl ether
CAS REGISTRY NUMBER     : 628-55-7
BEILSTEIN REFERENCE NO. : 1733042
REFERENCE               : 4-01-00-01594 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C8-H18-O
MOLECULAR WEIGHT        : 130.26
SYNONYMS/TRADE NAMES :
   * Diisobutyl ether
   * 1,1'-Oxybis(2-methylpropane)
   * Propane, 1,1'-oxybis(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           : 156 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

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 83740
       No. of Facilities: 16 (estimated)
       No. of Industries: 1
       No. of Occupations: 4
       No. of Employees: 948 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***