*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TY1190000
CHEMICAL NAME           : Propane, 2,2-dimethyl-
CAS REGISTRY NUMBER     : 463-82-1
BEILSTEIN REFERENCE NO. : 1730722
REFERENCE               : 4-01-00-00333 (Beilstein Handbook Reference)
LAST UPDATED            : 199710
DATA ITEMS CITED        : 8
MOLECULAR FORMULA       : C5-H12
MOLECULAR WEIGHT        : 72.17
WISWESSER LINE NOTATION : 1X1&1&1
SYNONYMS/TRADE NAMES :
   * 2,2-Dimethylpropane
   * Neopentane
   * tert-Pentane
   * Tetramethylmethane
   * 1,1,1-Trimethylethane
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1097 gm/m3/2H
TOXIC EFFECTS :
   Behavioral - excitement
REFERENCE :
   JPETAB Journal of Pharmacology and Experimental Therapeutics.  (Williams &
   Wilkins Co., 428 E. Preston St., Baltimore, MD 21202)  V.1-    1909/10-
   Volume(issue)/page/year: 58,74,1936
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   HINAAU Hindustan Antibiotics Bulletin.  (Hindustan Antibiotics, Ltd.,
   Pimpri, Poona, India) V.1-    1958-  Volume(issue)/page/year: 10,206,1968

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-DENMARK:TWA 500 ppm (1500 mg/m3) JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 83523
       No. of Facilities: 18 (estimated)
       No. of Industries: 2
       No. of Occupations: 4
       No. of Employees: 371 (estimated)

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

 
                            *** END OF RECORD ***