*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : ET5020000
CHEMICAL NAME : Butyric acid, isobutyl ester
CAS REGISTRY NUMBER : 539-90-2
BEILSTEIN REFERENCE NO. : 1747322
REFERENCE : 4-02-00-00790 (Beilstein Handbook Reference)
LAST UPDATED : 199710
DATA ITEMS CITED : 6
MOLECULAR FORMULA : C8-H16-O2
MOLECULAR WEIGHT : 144.24
WISWESSER LINE NOTATION : 3VO1Y1&1
COMPOUND DESCRIPTOR : Primary Irritant
SYNONYMS/TRADE NAMES :
* Butanoic acid, 2-methylpropyl ester
* Isobutyl butanoate
* Isobutyl butyrate
* Isobutyl-n-butyrate
* 2-Methylpropyl butanoate
* 2-Methylpropyl butyrate
*** 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 : Mild
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For
publisher information, see FCTOD7. Volume(issue)/page/year: 17,833,1979
** 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 :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For
publisher information, see FCTOD7. Volume(issue)/page/year: 17,833,1979
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 9520 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 :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For
publisher information, see FCTOD7. Volume(issue)/page/year: 17,833,1979
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
*** END OF RECORD ***