n-Pentane

Product Description
Product | n-Pentane |
CAS | 109-66-0 |
Formula | N/A |
Synonym | Alkane C5, Amyl hydride, Normal pentane, Pentane (INCI), Pentane, Pentane |
Typical Product Specifications
Density | 0.62624 |
Dielectric Constant | 1.841 |
Auto/Self Ignition Temperature | temp. 260 c |
Surface Tension | 15.48 dynescm |
Vapour Pressure @ 0C | 27 kPa |
Density @ 15 ยฐ C | 0.631 kg/L |
Refractive Index @ 20ยฐ C | 1.358 |
Distillation - Initial Boiling Point | 35 C |
Relative Evaporation Rate (Ether=1) | <1.0 |
Antoine Constant B # | 1438.75 kPa, C |
Saturated Vapour Concentration @ 20C | 1728 g/m^3 |
Naphthenes | <1 % m/m |
Aromatics | <5 mg/kg |
Coefficient of Cubic Expansion @ 20C | 16 10^-2/C |
Benzene | <3 mg/kg |
n-Hexane | <0.1 % m/m |
Auto Ignition Temp | 404 C (ASTM E659) |
Bromine Index | 50 mg Br/100g |
Kauri-Butanol Number | 29 |
Thermal Conductivity @ 20C | 0.12 W/m/C |
Hildebrand Solubility Parameter | 7.0 (cal/cm^3)^1/2 |
Fractional Polarity | 0 |
Molecular weight | 72 g/mol |
Colour | +30 Saybolt |
Distillation - Dry Point | 37 C |
Relative Evaporation Rate (nBuAc=1) | 12 |
Antoine Constant C # | 280.050 kPa, C |
Temperature Limits for Antoine Equation | -5 to +25 C |
Vapour Pressure @ 20C | 58 kPa |
Sulphur | <0.5 mg/kg |
Flash Point (Abel) | <-50 C |
Lower Explosion Limit in Air | 1.4 % v/v |
Upper Explosion Limit in Air | 7.8 % v/v |
Auto Ignition Temp | 275 C (DIN 51794) |
Aniline point | 71 C |
Pour point | <-50 C |
Viscosity @ 25ยฐC | 0.35 mm^2/s |
Surface Tension @ 20C | 16 mN/m |
Hydrogen Bonding Index | 0 |
Antoine Constant A # | 6.56180 kPa, C |
Paraffins | >99 % m/m |
Electrical Conductivity @ 20C | <1 pS/m |
Odor | gasoline-like odor |
Insolubility | in water |
Vapor Pressure | 400 mm hg (18.5 c) |
Color | colorless liquid |
Flash Point | (cc) -49 c |
Solubility | alcohol, oxygenated, chlorinated, and hydrocarbon solvs. |
Boiling Point | 36 c |
Chemical Structure | ![]() |
Notes | Use: PROPELLANT, SOLVENT |
Class | Solvents - Glycols - Alcohols, Organic Intermediates and Compounds |
Function | Solvents, Drilling Fluid Additives, Organic Intermediate |
Industry | Industrial, Industrial Drilling, Oil and Gas Production, Drilling Fluid, Fracking, Hydraulic Fracturing, Organics, Solvents |

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