Heptane
Product Description
| Product | Heptane |
| CAS | 142-82-5 |
| Formula | C7H16 |
| Synonym | Alkane C7, Dipropyl methane, n-Heptane, Heptyl hydride, Heptane, Heptane |
Typical Product Specifications
| Density | 0.68368 (20 c) |
| Dielectric Constant | 1.925 |
| Auto/Self Ignition Temperature | temp. 204 c |
| Surface Tension | 19.7 dynescm |
| Flash Point (Abel) | -7 C |
| Refractive Index @ 20° C | 1.397 |
| Colour | +30 Saybolt |
| Bromine Index | <5 mg Br/100g |
| Saturated Vapour Concentration @ 20C | 275 g/m^3 |
| Upper Explosion Limit in Air | 7.0 % v/v |
| Electrical Conductivity @ 20C | <1 pS/m |
| Aniline point | 61 C |
| Pour point | <-50 C |
| Kauri-Butanol Number | 32 |
| Viscosity @ 25°C | 0.64 mm^2/s |
| Coefficient of Cubic Expansion @ 20C | 13 10^-4/C |
| Distillation - Initial Boiling Point | 95 C |
| Relative Evaporation Rate (nBuAc=1) | 3.9 |
| Relative Evaporation Rate (Ether=1) | 3.0 |
| Antoine Constant A # | 7.72070 kPa, C |
| Temperature Limits for Antoine Equation | +30 to +90 C |
| Vapour Pressure @ 0C | 2.7 kPa |
| Vapour Pressure @ 20C | 6.8 kPa |
| Paraffins | 70 % m/m |
| Naphthenes | 30 % m/m |
| Benzene | <3 mg/kg |
| n-Hexane | <0.1 % m/m |
| Sulphur | <0.5 mg/kg |
| Lower Explosion Limit in Air | 1.0 % v/v |
| Auto Ignition Temp | 215 C (ASTM E659) |
| Surface Tension @ 20C | 21 mN/m |
| Thermal Conductivity @ 20C | 0.12 W/m/C |
| Hildebrand Solubility Parameter | 7.5 (cal/cm^3)^1/2 |
| Hydrogen Bonding Index | 0 |
| Fractional Polarity | 0 |
| Density @ 15 ° C | 0.711 kg/L |
| Distillation - Dry Point | 99 C |
| Antoine Constant B # | 2545,47 kPa, C |
| Antoine Constant C # | 349.430 kPa, C |
| Aromatics | <5 mg/kg |
| Molecular weight | 99 g/mol |
| Odor | gasoline-like odor |
| Insolubility | in water |
| Vapor Pressure | 45.7 mm hg |
| Melting Point | -91 c |
| Refractive Index | 1.38764 (20 c) |
| Color | volatile colorless liquid |
| Flash Point | (cc) -3.89 c |
| Solubility | alcohol, ether, chloroform |
| Boiling Point | 98.428 c |
| Chemical Structure |  |
| Notes | Heptane is a very popular compound that is widely used as a totally non-polar solvent. Use: SOLVENT |
| Class | Solvents - Glycols - Alcohols, Organic Intermediates and Compounds, Industrial Chemicals |
| 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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