*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : EK0532000
CHEMICAL NAME           : 2,3-Butanediol
CAS REGISTRY NUMBER     : 513-85-9
BEILSTEIN REFERENCE NO. : 0969165
REFERENCE               : 4-01-00-02524 (Beilstein Handbook Reference)
LAST UPDATED            : 199710
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C4-H10-O2
MOLECULAR WEIGHT        : 90.14
WISWESSER LINE NOTATION : QY1&YQ1
SYNONYMS/TRADE NAMES :
   * 2,3-Butylene glycol
   * 2,3-Dihydroxybutane
   * Dimethylene glycol
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 6075 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   49,385,1979

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - M2438
       No. of Facilities: 11 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 726 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - M2438
       No. of Facilities: 6 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 44 (estimated)
       No. of Female Employees: 32 (estimated)

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

 
                            *** END OF RECORD ***