Melting point :−123 °C(lit.)
Boiling point :80 °C(lit.)
Density :0.673 g/mL at 25 °C(lit.)
vapor density :3.48 (vs air)
vapor pressure :3.29 psi ( 37.7 °C)
refractive index :n20/D 1.381(lit.)
Flash point :10 °F
solubility :Soluble in acetone, benzene, chloroform, alcohol and ether.
pka :>14 (Schwarzenbach et al., 1993)
color :Colorless to Almost colorless
Odor Threshold :0.94ppm
explosive limit :~7%
Water Solubility :4.41mg/L(25 ºC)
BRN :1696855
Henry's Law Constant :2.94(atm?m³/mol) at 25 °C (Mackay and Shiu, 1981)
Exposure limits :ACGIH: TWA 400 ppm; STEL 500 ppm
Dielectric constant :1.9（-7℃）
CAS DataBase Reference :108-08-7(CAS DataBase Reference)
EPA Substance Registry System :2,4-Dimethylpentane (108-08-7)

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.