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MSDS  : Cyclohexene
CAS  : 110-83-8
SYNONYMS  : * Benzenetetrahydride * Benzene, tetrahydro- * Cyclohexene * Cykloheksen * Hexanaphthylene * Tetrahydrobenzene * 1,2,3,4-Tetrahydrobenzene
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : GW2500000
CHEMICAL NAME : Cyclohexene
CAS REGISTRY NUMBER : 110-83-8
BEILSTEIN REFERENCE NO. : 0906737
REFERENCE : 4-05-00-00218 (Beilstein Handbook Reference)
LAST UPDATED : 199712
DATA ITEMS CITED : 34
MOLECULAR FORMULA : C6-H10
MOLECULAR WEIGHT : 82.16
WISWESSER LINE NOTATION : L6UTJ
SYNONYMS/TRADE NAMES :
* Benzenetetrahydride
* Benzene, tetrahydro-
* Cyclohexene
* Cykloheksen
* Hexanaphthylene
* Tetrahydrobenzene
* 1,2,3,4-Tetrahydrobenzene

*** HEALTH HAZARD DATA ***

** ACUTE TOXICITY DATA **

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2400 uL/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Behavioral - tremor
Behavioral - ataxia
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161)
Formerly U.S. Clearinghouse for Scientific & Technical Information.
Volume(issue)/page/year: OTS0546026

TYPE OF TEST : LC - Lethal concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >6370 ppm/4H
TOXIC EFFECTS :
Behavioral - tremor
Behavioral - ataxia
Lungs, Thorax, or Respiration - other changes
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161)
Formerly U.S. Clearinghouse for Scientific & Technical Information.
Volume(issue)/page/year: OTS0555329

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 29(12),53,1985

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >3200 uL/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex)
Behavioral - somnolence (general depressed activity)
Behavioral - ataxia
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161)
Formerly U.S. Clearinghouse for Scientific & Technical Information.
Volume(issue)/page/year: OTS0546026

** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 600 ppm/6H/26W-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - phosphatases
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
37,155,1976

*** REVIEWS ***

ACGIH TLV-TWA 1010 mg/m3 (300 ppm)
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
(BEIs) booklet issues by American Conference of Governmental Industrial
Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year:
TLV/BEI,1997

*** U.S. STANDARDS AND REGULATIONS ***

MSHA STANDARD-air:TWA 300 ppm (1015 mg/m3)
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
(BEIs) booklet issues by American Conference of Governmental Industrial
Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,66,1971

OSHA PEL (Gen Indu):8H TWA 300 ppm (1015 mg/m3)
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1910.1000,1994

OSHA PEL (Construc):8H TWA 300 ppm (1015 mg/m3)
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1926.55,1994

OSHA PEL (Shipyard):8H TWA 300 ppm (1015 mg/m3)
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1915.1000,1993

OSHA PEL (Fed Cont):8H TWA 300 ppm (1015 mg/m3)
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
41,50-204.50,1994

*** OCCUPATIONAL EXPOSURE LIMITS ***

OEL-AUSTRALIA:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL-AUSTRIA:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL-BELGIUM:TWA 300 ppm (1010 mg/m3) JAN 1993

OEL-DENMARK:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL-FINLAND:TWA 300 ppm (1015 mg/m3);STEL 375 ppm (1270 mg/m3) JAN 1993

OEL-FRANCE:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL-GERMANY:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL-THE NETHERLANDS:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL-THE PHILIPPINES:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL-POLAND:TWA 300 mg/m3 JAN 1993

OEL-RUSSIA:STEL 50 mg/m3 JAN 1993

OEL-SWITZERLAND:TWA 300 ppm (1015 mg/m3);STEL 600 ppm JAN 1993

OEL-TURKEY:TWA 300 ppm (1050 mg/m3) JAN 1993

OEL-UNITED KINGDOM:TWA 300 ppm (1015 mg/m3) JAN 1993

OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV

OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

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

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
NIOSH REL TO CYCLOHEXENE-air:10H TWA 300 ppm
REFERENCE :
NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
Health, Education, and Welfare, Reports and Memoranda.
Volume(issue)/page/year: DHHS #92-100,1992

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 21705
No. of Facilities: 16 (estimated)
No. of Industries: 1
No. of Occupations: 7
No. of Employees: 529 (estimated)

NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 21705
No. of Facilities: 40 (estimated)
No. of Industries: 1
No. of Occupations: 1
No. of Employees: 517 (estimated)
No. of Female Employees: 239 (estimated)

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

EPA TSCA Section 8(b) CHEMICAL INVENTORY

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

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

NIOSH Analytical Method, 1994: Hydrocarbons, BP 36-126 degree C, 1500


*** END OF RECORD ***
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NAMECAS
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Cyclohexanone, 2-pentylidene-,O-(3-(4-(phenylmethyl)-1-piperazinyl)propyl)oxime,(E)-2- butenedioate (1:2) 78675-05-5
Cyclohexanone, 2-phenyl-2-(beta-phenylethyl)amino-,hydrochloride 96783-22-1
Cyclohexanone, 2-((4-phenyl-1-piperazinyl)methyl)- 96783-22-1
Cyclohexanecarboxamide, N-(4,5-dihydro-2-thiazolyl)- 72239-26-0
Cyclohexanone, 2-((4-phenyl-1-piperazinyl)methyl)-,hydrochloride 72239-26-0
Cyclohexanone, 2-(piperidinomethyl)-, hydrochloride 6966-09-2
Cyclohexanone, 2-piperidino-6-(trimethoxybenzoyl)-,hydrochloride 6966-09-2
Cyclohexanone, piperonyl- 12261-99-3
Cyclohexanone, 2-(2-propenyl)-,O-(3-(4-methyl-1-piperazinyl)propyl)oxime,(E)-2-butenedioate (1:2) 78675-14-6
Cyclohexanone, semicarbazone 1589-61-3
Cyclohexanone,2-((1,2,3,4-tetrahydro-2-isoquinolinyl)methyl)-,hydrochloride 1589-61-3
Cyclohexanone, 2-(o-tolyl)- 63882-42-8
Cyclohexanone, 2-(p-tolyl)- 52776-14-4
Cyclohexanone,2-((4-(3-(trifluoromethyl)phenyl)-1-piperazinyl)methyl)-, monohydrobromide 67931-84-4
Cyclohexanecarboxamide,N-(4,7-dimethoxy-6-(2-piperidinoethoxy)-5-benzofuranyl)-, hydrochloride hydrate (2:2:1) 75883-45-3
Cyclohexanone, 2-trityloxymethyl- 7500-51-8
Cyclohexanone, trimethyl- 7500-51-8
Cyclohexanone, 2,6-vanillylidene- 579-23-7
2-Cyclohexen-1-amine, N,N-dimethyl-4,4-diphenyl-,hydrochloride 56740-90-0
2-Cyclohexen-1-amine, N,N-dimethyl-5,5-diphenyl-,hydrochloride 56740-51-3
2-Cyclohexen-1-amine, 5,5-diphenyl-, hydrochloride 56740-48-8
2-Cyclohexen-1-amine, 4,4-diphenyl-N-methyl-, maleate 56740-89-7
2-Cyclohexen-1-amine, 5,5-diphenyl-N-methyl-, maleate 56740-50-2
2-Cyclohexen-1-amine, 4-methyl-4-phenyl-,hydrochloride 56740-92-2
Cyclohexene 110-83-8
1,4-Cyclohexanebis(methylamine), N,N'-dicyclopentyl-,dihydrochloride, (E)- 1155-70-0
Cyclohexanecarboxamide, N,N-dipropyl- 67013-94-9
1-Cyclohexene-1-acetamide,alpha-(2-(diethylamino)ethyl)-alpha-phenyl-,dihydrate 67013-94-9
1-Cyclohexene-1-acetamide,alpha-ethyl-N-hydroxy-4-(2-methylpropyl)- 33844-81-4
Cyclohex-3-ene-1-acetic acid, alpha-amino- 23364-04-7
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2-Cyclohexene-1-acetic acid,alpha-(cyclopent-2-en-1-yl)-, 2-(diethylamino)ethylester, hydrochloride 67239-03-6
1-Cyclohexene-1-acetic acid,alpha,alpha-dimethyl-4-(2-methylpropyl)-, (+-)- 50765-35-0
1-Cyclohexeneacetic acid, alpha-ethyl-4-isobutyl-,dl- 33844-78-9
1-Cyclohexeneacetic acid, 4-isobutyl-alpha-methyl-,dl- 33844-77-8
1-Cyclohexene-1-acetic acid, 2-(phenylthio)-, sodiumsalt 33844-77-8
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Cyclohexanecarboxamide,N-ethyl-N-(3-((1-methyl-1H-tetrazol-5-yl)thio)propyl)- 80085-38-7
1,4-Cyclohexenebis(methylamine),N,N'-bis(cyclohexylethyl)-, diacetate 2378-78-1
1,4-Cyclohexenebis(methylamine),N,N'-bis(cyclohexylmethyl)-, diacetate 2077-75-0
1,4-Cyclohexenebis(methylamine),N,N'-bis(1-indanyl)-, dihydrochloride 2077-76-1
1,4-Cyclohexenebis(methylamine), N,N'-dicyclohexyl-,diacetate 2077-74-9
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2-Cyclohexene-1-butanoic acid,6-(((2-oxo-2H-1-benzopyran-7-yl)oxy)methyl)-alpha,2,3,6- tetramethyl- 3566-55-0
3-Cyclohexene-1-carbonitrile 100-45-8
Cyclohexenecarboxaldehyde 1321-16-0
4-Cyclohexene-1-carboxaldehyde 100-50-5
3-Cyclohexene-1-carboxaldehyde, dimethyl- 27939-60-2

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