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80123 Sigma-Aldrich

Heptane

puriss., absolute, over molecular sieve (H2O ≤0.005%), ≥99.5% (GC)

  • CAS Number 142-82-5

  • Linear Formula CH3(CH2)5CH3

  • Molecular Weight 100.20

  •  Beilstein Registry Number 1730763

  •  EC Number 205-563-8

  •  MDL number MFCD00009544

  •  PubChem Substance ID 57652828

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Properties

Related Categories Heptane, Solvent by Type, Solvents More...
vapor density   3.5 (vs air)
vapor pressure   40 mmHg ( 20 °C)
  83 mmHg ( 37.7 °C)
InChI Key   IMNFDUFMRHMDMM-UHFFFAOYSA-N
grade   absolute
  puriss.
assay   ≥99.5% (GC)
autoignition temp.   433 °F
quality   over molecular sieve (H2O ≤0.005%)
expl. lim.   7 %
refractive index   n20/D 1.387(lit.)
  n20/D 1.388
bp   98 °C(lit.)
mp   −91 °C(lit.)
density   0.684 g/mL at 25 °C(lit.)

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Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
RIDADR 
UN1206 - class 3 - PG 2 - Heptanes
WGK Germany 
2
RTECS 
MI7700000
Flash Point(F) 
71.6 °F
Flash Point(C) 
22 °C
Protocols & Articles

Related Content

Properties of Solvents Table

a. Gant, R., LC/GC 10(7), 515 (1992) 1. At 20 °C 2. At 20 °C +/- 5 °C relative to water at 4 °C 3. At 10mmHg pressure 4. At l=589.32nm
Keywords: Gas chromatography, High performance liquid chromatography

Peer-Reviewed Papers
15

References

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