| Agent Name |
Cyclohexene |
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| CAS Number |
110-83-8 |
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| Formula |
C6-H10 |
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| Major Category |
Solvents |
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| Synonyms |
1,2,3,4-Tetrahydrobenzene; 3,4,5,6-Tetrahydrobenzene; Benzene tetrahydride; Benzene, tetrahydro-; Benzenetetrahydride; Cyclohex-1-ene; Cykloheksen [Polish]; Hexanaphthylene; Tetrahydrobenzene; [ChemIDplus] UN2256 |
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| Category |
Aliphatics, Unsaturated |
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| Description |
Colorless liquid with a sweet odor; [NIOSH] |
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| Sources/Uses |
Used in organic synthesis and as a solvent for oil extraction and catalysts; [ACGIH] |
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| Comments |
Exposed laboratory animals show loss of righting reflex and staggering gait. [HSDB] A skin, eye, and respiratory tract irritant; Inhalation of high concentrations may cause CNS effects; [ICSC] |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
No |
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| TLV (ACGIH) |
300 ppm |
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| PEL (OSHA) |
300 ppm |
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| IDLH (NIOSH) |
2000 ppm |
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| Excerpts from Documentation for IDLHs |
Other animal data: A chronic inhalation study (6 hours/day, 5 days/week for 6 months) in rats, guinea pigs, and rabbits at concentrations of 150, 300, and 600 ppm showed that although significant increases in alkaline phosphatase occurred in all three groups, most of the hematologic parameters measured were within normal limits [Laham 1976]. |
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| Vapor Pressure |
89 mm Hg |
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| Odor Threshold Low |
0.18 ppm |
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| Lethal Concentration |
LC (rats) = > 6,370 ppm/4H |
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| Explanatory Notes |
Odor threshold from AIHA; Flash point = 11 deg F; |
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| Flammability (NFPA) |
3: may ignite at ambient temperature |
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| Adverse Effects |
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| Neurotoxin |
CNS Solvent Syndrome |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: CYCLOHEXENE
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