Melting point :4-7 °C (lit.)
Boiling point :80.7 °C (lit.)
Density :0.779 g/mL at 25 °C (lit.)
vapor density :2.9 (vs air)
vapor pressure :168.8 mm Hg ( 37.7 °C)
refractive index :n20/D 1.426(lit.)
Flash point :-1 °F
storage temp. :Store at +5°C to +30°C.
solubility :ethanol: miscible(lit.)
form :Liquid
color :colorless
Relative polarity :0.006
Odor :resembling benzene; mild, sweet, resembling chloroform.
Odor Threshold :2.5ppm
explosive limit :1.2-8.3%(V)
Water Solubility :PRACTICALLY INSOLUBLE
FreezingPoint :6.554℃
λmax :λ: 210 nm Amax: ≤1.00
λ: 220 nm Amax: ≤0.50
λ: 230 nm Amax: ≤0.20
λ: 235 nm Amax: ≤0.10
λ: 240 nm Amax: ≤0.08
λ: 250 nm Amax: ≤0.03
λ: 255 nm Amax: ≤0.01 Merck :14,2723
BRN :1900225
Henry's Law Constant :1.03, 1.26, 1.40, 1.77, and 2.23 at 10, 15, 20, 25, and 30 °C, respectively (EPICS, Ashworth et al., 1988) 0.54, 0.69, 0.82, 1.43, and 1.79 at 2.0, 6.0, 10.0, 18.0, and 25.0 °C, respectively (Dewulf et al.,1999)
Exposure limits :TLV-TWA 300 ppm (～1050 mg/m³) (ACGIH, OSHA, and NIOSH); IDLH 10,000 ppm (NIOSH).
Dielectric constant :2.0（20℃）
Stability :Volatile
InChIKey :XDTMQSROBMDMFD-UHFFFAOYSA-N
LogP :3.44 at 20℃
CAS DataBase Reference :110-82-7(CAS DataBase Reference)
NIST Chemistry Reference :Cyclohexane(110-82-7)
EPA Substance Registry System :Cyclohexane (110-82-7)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 H304 May be fatal if swallowed and enters airways Aspiration hazard Category 1 Danger H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H336 May cause drowsiness or dizziness Specific target organ toxicity,single exposure; Narcotic effects Category 3 Warning P261, P271, P304+P340, P312,P403+P233, P405, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P273 Avoid release to the environment. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P331 Do NOT induce vomiting.