Melting point :-130 °C
Boiling point :36 °C
Density :0.626 g/mL at 25 °C(lit.)
vapor density :2.48 (vs air)
vapor pressure :26.98 psi ( 55 °C)
refractive index :n20/D 1.358
Flash point :−57 °F
storage temp. :Store at +5°C to +30°C.
solubility :ethanol: soluble(lit.)
form :Liquid
pka :>14 (Schwarzenbach et al., 1993)
color :Colorless
Specific Gravity :0.63
Relative polarity :0.009
Odor :Like a gasoline.
explosive limit :1.4-8%(V)
Odor Threshold :1.4ppm
Water Solubility :insoluble
Thermal Conductivity :0.1119 W/(m·K) at 25 ℃
λmax :λ: 200 nm Amax: ≤0.70
λ: 210 nm Amax: ≤0.20
λ: 220 nm Amax: ≤0.07
λ: 230 nm Amax: ≤0.02
λ: 250 nm Amax: ≤0.004 Merck :14,7116
BRN :969132
Henry's Law Constant :1.20 at 25 °C (Jnsson et al., 1982)
Dielectric constant :1.8（20℃）
Exposure limits :TLV-TWA 600 ppm (～1800 mg/m³) (ACGIH), 1000 ppm (～3000 mg/m³) (OSHA), 500 ppm (～1500 mg/m³) (MSHA); STEL 750 ppm (～2250 mg/m³) (ACGIH).
Cosmetics Ingredients Functions :SOLVENT
PROPELLANT InChI :1S/C5H12/c1-3-5-4-2/h3-5H2,1-2H3
InChIKey :OFBQJSOFQDEBGM-UHFFFAOYSA-N
SMILES :CCCCC
LogP :3.390
Surface tension :15.93mN/m at 293.15K
CAS DataBase Reference :109-66-0(CAS DataBase Reference)
NIST Chemistry Reference :Pentane(109-66-0)
EPA Substance Registry System :Pentane (109-66-0)

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 H320 Causes eye irritation Serious eye damage/eye irritation Category 2B Warning P264, P305+P351+P338,P337+P313 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning 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 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P242 Use only non-sparking tools. P243 Take precautionary measures against static discharge. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P271 Use only outdoors or in a well-ventilated area. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P331 Do NOT induce vomiting. P337+P313 IF eye irritation persists: Get medical advice/attention. P370+P378 In case of fire: Use … for extinction. P391 Collect spillage. Hazardous to the aquatic environment P403+P233 Store in a well-ventilated place. Keep container tightly closed. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P501 Dispose of contents/container to..…