*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : LU3562000
CHEMICAL NAME           : 2(3H)-Furanone, dihydro-5-butyl-
CAS REGISTRY NUMBER     : 104-50-7
BEILSTEIN REFERENCE NO. : 0111677
REFERENCE               : 5-17-09-00073 (Beilstein Handbook Reference)
LAST UPDATED            : 199709
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C8-H14-O2
MOLECULAR WEIGHT        : 142.22
WISWESSER LINE NOTATION : T5OVTJ E4
COMPOUND DESCRIPTOR     : Primary Irritant
SYNONYMS/TRADE NAMES :
   * gamma-n-Butyl-gamma-butyrolactone
   * 2(3H)-Furanone, 5-butyldihydro-
   * 4-Hydroxyoctanoic acid lactone
   * gamma-Octalactone
   * Octanoic acid, 4-hydroxy-, lactone
   * gamma-Octanolactone
   * 4-Octanolide
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 500 mg/24H
REACTION SEVERITY       : Moderate
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 14,821,1976
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4400 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 14,821,1976

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X5114
       No. of Facilities: 7 (estimated)
       No. of Industries: 1
       No. of Occupations: 5
       No. of Employees: 1557 (estimated)
       No. of Female Employees: 276 (estimated)

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

 
                            *** END OF RECORD ***