N-heptane is a clear colorless liquids with a petroleum-like odor. Flash point 25°F. Less dense than water and insoluble in water. Vapors heavier than air.
Heptane
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Size
Grade
CAS Number
142-82-5
3D model (JSmol)
Interactive image
Beilstein Reference
1730763 ChEBI
CHEBI:43098
ChEMBL ChEMBL134658
ChemSpider 8560
EC Number 205-563-8
Gmelin Reference
49760 MeSH n-heptane PubChem CID
8900
RTECS number MI7700000
UNII 456148SDMJ
UN number 1206 Chemical formula
C7H16 Molar mass 100.205 g·mol−1 Appearance Colourless liquid Odor Petrolic Density 0.6795 g cm−3[3] Melting point −90.549[3] °C (−130.988 °F; 182.601 K) Boiling point 98.38[3] °C (209.08 °F; 371.53 K) Solubility in water
0.0003% (20 °C)[4] log P 4.274 Vapor pressure 5.33 kPa (at 20.0 °C) Henry's law
constant (kH)12 nmol Pa−1 kg−1 Magnetic susceptibility (χ)
-85.24·10−6 cm3/mol Refractive index (nD)
1.3855[3] Viscosity 0.389 mPa·s[5] Dipole moment
0.0 D