*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NY1506000
CHEMICAL NAME           : Isovaleric acid, isobutyl ester
CAS REGISTRY NUMBER     : 589-59-3
BEILSTEIN REFERENCE NO. : 1702649
REFERENCE               : 4-02-00-00898 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C9-H18-O2
MOLECULAR WEIGHT        : 158.27
WISWESSER LINE NOTATION : 1Y1&1VO1Y1&1
COMPOUND DESCRIPTOR     : Primary Irritant
SYNONYMS/TRADE NAMES :
   * Butanoic acid, 3-methyl-, 2-methylpropyl ester
   * Isobutyl isopentanoate
   * Isobutyl isovalerate
   * 2-Methylpropyl isovalerate
   * 2-Methylpropyl 3-methylbutanoate
   * 2-Methylpropyl 3-methylbutyrate
 
                       *** 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 :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   20,725,1982
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >5 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   20,725,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 7755 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IMSUAI Industrial Medicine and Surgery.  (Northbrook, IL)  V.18-42, 1949-73.
    For publisher information, see IOHSA5.  Volume(issue)/page/year: 41,31,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >5 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   20,725,1982

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X9651
       No. of Facilities: 11 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 193 (estimated)
       No. of Female Employees: 11 (estimated)

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

 
                            *** END OF RECORD ***