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MSDS  : Hexanoic acid, 2-ethyl-
CAS  : 149-57-5
SYNONYMS  : * 2-Butylbutanoic acid * Butylethylacetic acid * alpha-Ethylcaproic acid * 2-Ethylcaproic acid * 2-Ethylhexanoic acid * 2-Ethylhexoic acid * 3-Heptanecarboxylic acid * Kyselina 2-ethylkapronova * Kyselina heptan-3-karboxylova
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : MO7700000
CHEMICAL NAME : Hexanoic acid, 2-ethyl-
CAS REGISTRY NUMBER : 149-57-5
BEILSTEIN REFERENCE NO. : 1750468
REFERENCE : 3-10-00-01641 (Beilstein Handbook Reference)
LAST UPDATED : 199710
DATA ITEMS CITED : 19
MOLECULAR FORMULA : C8-H16-O2
MOLECULAR WEIGHT : 144.24
WISWESSER LINE NOTATION : QVY4&2
COMPOUND DESCRIPTOR : Mutagen
Reproductive Effector
Primary Irritant
SYNONYMS/TRADE NAMES :
* 2-Butylbutanoic acid
* Butylethylacetic acid
* alpha-Ethylcaproic acid
* 2-Ethylcaproic acid
* 2-Ethylhexanoic acid
* 2-Ethylhexoic acid
* 3-Heptanecarboxylic acid
* Kyselina 2-ethylkapronova
* Kyselina heptan-3-karboxylova

*** HEALTH HAZARD DATA ***

** SKIN/EYE IRRITATION DATA **

TYPE OF TEST : Open irritation test
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 10 mg/24H
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA)
V.18-31, 1936-49. For publisher information, see AEHLAU.
Volume(issue)/page/year: 26,269,1944

TYPE OF TEST : Open irritation test
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 450 mg
REACTION SEVERITY : Mild
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury
Rd., Danbury, CT 06817) Volume(issue)/page/year: 11/4/1971

TYPE OF TEST : Standard Draize test
ROUTE OF EXPOSURE : Administration into the eye
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 20 mg
REACTION SEVERITY : Severe
REFERENCE :
AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N.
Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918-
Volume(issue)/page/year: 29,1363,1946

** ACUTE TOXICITY DATA **

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA)
V.18-31, 1936-49. For publisher information, see AEHLAU.
Volume(issue)/page/year: 26,269,1944

TYPE OF TEST : LC - Lethal concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >400 ppm/6H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650)
Volume(issue)/page/year: 21MAY1971

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 1260 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury
Rd., Danbury, CT 06817) Volume(issue)/page/year: 11/4/1971

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 6300 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA)
V.18-31, 1936-49. For publisher information, see AEHLAU.
Volume(issue)/page/year: 26,269,1944

** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 25200 mg/kg/3W-C
TOXIC EFFECTS :
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
REFERENCE :
TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 10,379,1982

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 8800 mg/kg/2W-I
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Liver - changes in liver weight
Skin and Appendages - hair
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161)
Formerly U.S. Clearinghouse for Scientific & Technical Information.
Volume(issue)/page/year: OTS0525547

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 81116 mg/kg/2W-C
TOXIC EFFECTS :
Liver - changes in liver weight
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161)
Formerly U.S. Clearinghouse for Scientific & Technical Information.
Volume(issue)/page/year: OTS0525547

** REPRODUCTIVE DATA **

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 1803 mg/kg
SEX/DURATION : female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
Reproductive - Specific Developmental Abnormalities - cardiovascular
(circulatory) system
Reproductive - Specific Developmental Abnormalities - urogenital system
REFERENCE :
TJADAB Teratology, The International Journal of Abnormal Development. (Alan
R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968-
Volume(issue)/page/year: 35,41,1987

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 5 gm/kg
SEX/DURATION : female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year:
20,199,1993

** MUTATION DATA **

TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 630 umol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 279,75,1992

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 84204
No. of Facilities: 711 (estimated)
No. of Industries: 23
No. of Occupations: 28
No. of Employees: 15851 (estimated)

NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 84204
No. of Facilities: 15863 (estimated)
No. of Industries: 135
No. of Occupations: 89
No. of Employees: 176189 (estimated)
No. of Female Employees: 20117 (estimated)

*** STATUS IN U.S. ***

EPA TSCA Section 8(b) CHEMICAL INVENTORY

EPA TSCA Section 8(d) unpublished health/safety studies

EPA TSCA Section 8(e) Risk Notification, 8EHQ-0593-9057

EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998


*** END OF RECORD ***
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ALL Chemical Property And Toxicity Analysis PAGES IN THIS GROUP
NAMECAS
Hexanoic acid,6-(((5-chloro-2-methoxy-4-nitrophenyl)sulfonyl)amino)- 85844-91-3
Hexanoic acid,6-(6-chloro-4-oxo-4H-1-benzopyran-2-carboxamido)- 27455-40-9
Hexanoic acid, 6-chloro-6-oxo-, ethyl ester 1071-71-2
Hexanoic acid,2-(4-((4-chlorophenyl)methyl)phenoxy)-, ethyl ester,(+-)- 71548-61-3
Hexanoic acid,2-((3-(4-chlorophenyl)-1-oxo-2-propenyl)oxy)-1-methylpropyl ester 84006-42-8
Hexanoic acid,5-(2-(6-chloro-3-pyridazinyl)hydrazinylidene)-, ethylester 69578-88-7
Hexanoic acid, 6-cyano-, ethyl ester 10137-65-2
Hexanoic acid, 4-cyano-2,3,5,6-tetrachlorophenylester 67205-57-6
Hexanoic acid,6-(((6-(3-((6-O-(6-deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranosyl)oxy )-5,7-dihydroxy-4-oxo-4H-1-benzopyran-2-yl)-2,3-dihydroxyphenyl)methyl)amino )- 64755-26-6
1-Hepten-3-ol, 6-methyl-1-(3,4-methylenedioxyphenyl)- 58344-88-0
Hexanoic acid, 3,6-diamino,2-(carboxymethyl)-2-methylhydrazide, L-, hemihydrate 58773-34-5
Hexanoic acid, 3,6-diamino-, monoester with(N-(N-((2-amino-6,7-dihydro-4-(2-oxo-4-imidazolidinyl)pyrrolo(1,2-a)-s-triazin-6-yl)carbonyl)-L-seryl)-L-seryl)ur ea, isonicotinate (1:3) 25134-40-1
Hexanoic acid, 3,6-diamino-, monoester with(N-(N-((2-amino-6,7-dihydro-4-(2-oxo-4-imidazolidinyl)pyrrolo(1,2-a)-s-triazin-6-yl)carbonyl)-L-seryl)-L-seryl)ur ea, nicotinate (1:3) 26469-56-7
Hexanoic acid, 3,6-diamino-, monoester with(N-(N-((2-amino-6,7-dihydro-4-(2-oxo-4-imidazolidinyl)pyrrolo(1,2-a)-s-triazin-6-yl)carbonyl)-L-seryl)-L-seryl)ur ea, pantothenate, sulfate 1401-79-2
Hexanoic acid, 4,6-dicyano-2,3,5-trichlorophenylester 67205-39-4
Hexanoic acid, compd. with dicyclohexylamine (11) 13283-96-0
Hexanoic acid,6-(5,6-dihydro-9-methoxy-6-methyl-5-oxo-11H-pyrido(4,3-c)(1)benzazepin-11- ylidene)-, monohydrate 127653-89-8
Hexanoic acid,6-(5,6-dihydro-7-methyl-5-oxo-11H-pyrido(4,3-c)(1)benzapin-11-ylidene)- 127653-88-7
Hexanoic acid,6-(10,11-dihydro-10-methyl-11-oxo-5H-pyrido(3,4-c)(1)benzazepin-5-ylidene) -, (E)- 127654-15-3
Hexanoic acid,6-(10,11-dihydro-10-methyl-11-oxo-5H-pyrido(3,4-c)(1)benzazepin-5-ylidene) -, (Z)- 127654-16-4
1-Hepten-3-ol, 1-(3,4,5-trimethoxyphenyl)- 66596-47-2
Hexanoic acid,6-(5,6-dihydro-6-methyl-5-oxo-11H-pyrido(4,3-c)(1)benzazepin-11-ylidene)-, (E)- 127654-02-8
Hexanoic acid,6-(5,6-dihydro-6-methyl-5-oxo-11H-pyrido(4,3-c)(1)benzazepin-11-ylidene)-, (Z)- 127654-03-9
Hexanoic acid,6-(10,11-dihydro-11-(methylthio)-5H-pyrido(3,4-c)(1)benzazepin-5-ylidene)- 127654-19-7
Hexanoic acid,6-(5,6-dihydro-5-oxo-6-(phenylmethyl)-11H-pyrido(4,3-c)(1)benzazepin-11- ylidene)-, (E)- 127654-00-6
Hexanoic acid,6-(5,6-dihydro-5-oxo-6-(phenylmethyl)-11H-pyrido(4,3-c)(1)benzazepin-11- ylidene)-, monohydrate, (Z)- 127654-01-7
Hexanoic acid,6-(10,11-dihydro-11-oxo-5H-pyrido(3,4-c)(1)benzazepin-5-ylidene)-, (E)- 127654-13-1
Hexanoic acid,6-(10,11-dihydro-11-oxo-5H-pyrido(3,4-c)(1)benzazepin-5-ylidene)-, (Z)- 127654-14-2
Hexanoic acid,6-(5,6-dihydro-5-oxo-11H-pyrido(4,3-c)(1)benzazepin-11-ylidene)-, trihydrate, (Z)- 127653-97-8
Hexanoic acid,6-(5,6-dihydro-5-oxo-11H-pyrido(4,3-c)(1)benzazepin-11-ylidene)-, (E)- 127653-96-7
Hexanoic acid,6-(5,6-dihydro-6-oxo-11H-pyrido(4,3-c)(2)benzazepin-11-ylidene)-, (Z)- 127654-08-4
2-Hepten-1-one,3-((4-amino-4H-1,2,4-triazol-3-yl)thio)-1-phenyl- 126335-02-2
Hexanoic acid,6-(5,6-dihydro-6-oxo-11H-pyrido(4,3-c)(2)benzazepin-11-ylidene)-, monohydrate, (E)- 126335-02-2
Hexanoic acid,6-(10,11-dihydro-5H-pyrido(3,4-c)(1)benzazepin-5-ylidene)- 127654-20-0
Hexanoic acid,6-(5,6-dihydro-11H-pyrido(4,3-c)(1)benzazepin-11-ylidene)- 127654-09-5
Hexanoic acid,2,2-dihydroxy-3,3,4,4,5,5,6,6,6-nonafluoro-, compd.with diethylamine 127654-09-5
Hexanoic acid,2,2-dihydroxy-3,3,4,4,5,5,6,6,6-nonafluoro-, compd.with piperidine 127654-09-5
Hexanoic acid, 6-(3,5-diiodo-4-hydroxyphenyl)- 127654-09-5
Hexanoic acid,6-((4-(dimethylamino)-7,8-dihydro-7,7-dimethyl-6H-pyrimido(4,5-b)(1,4) benzothiazin-9-yl)amino)-,monohydrobromide 103291-48-1
Hexanoic acid,5-(dimethylamino)-2-(1-naphthalenyl)pentyl ester,hydrochloride 119585-31-8
Hexanoic acid, 5,5-dimethyl-, 2-(diethylamino)ethylester, citrate 58568-13-1
Hexanoic acid,2,5-dimethyl-3-hydroxy-4-(((methyl-aci-nitro)acetyl)amino)- 103527-97-5
1-Hepten-3-one,1-(6-chloro-1,3-benzodioxol-5-yl)-6-methyl- 58344-74-4
Hexanoic acid, 2,3-diphenyl-5-hydroxy-, sodium salt 58344-74-4
Hexanoic acid, 2,3-dipropyl- 58086-52-5
Hexanoic acid, 2,3-epoxypropyl ester 17526-74-8
Hexanoic acid, ester with diethyl(2,2,2-trichloro-1-hydroxyethyl)phosphonate 69352-43-8
Hexanoic acid, ester with dimethyl(2,2,2-trichloro-1-hydroxyethyl)phosphonate 69352-43-8
Hexanoic acid,1-(3-ethoxy-3-oxopropyl)-2,2-dimethylhydrazide 96804-51-2
Hexanoic acid, 2-ethyl- 149-57-5

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