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15329 Sigma-Aldrich

Cyclohexane

puriss., ≥99.5% (GC)

  • CAS Number 110-82-7

  • Empirical Formula (Hill Notation) C6H12

  • Molecular Weight 84.16

  •  Beilstein Registry Number 1900225

  •  EC Number 203-806-2

  •  MDL number MFCD00003814

  •  PubChem Substance ID 24849299

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Properties

vapor density   2.9 (vs air)
vapor pressure   168.8 mmHg ( 37.7 °C)
  77 mmHg ( 20 °C)
InChI Key   XDTMQSROBMDMFD-UHFFFAOYSA-N
grade   puriss.
assay   ≥99.5% (GC)
autoignition temp.   500 °F
expl. lim.   9 %
impurities   ≤0.0015% non-volatile matter
  ≤0.02% water (Karl Fischer)
refractive index   n20/D 1.426(lit.)
bp   80.7 °C(lit.)
mp   4-7 °C(lit.)
density   0.779 g/mL at 25 °C(lit.)

Description

Other Notes

Pertains only in Germany: unversteuert

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Application

Cyclohexane has been used to prepare the 1.3M solution of sec-butyllithium. It may be used as starting reagent for the synthesis of adipic acid.

General description

Cyclohexane participates as starting reagent in the photonitrosylation process (PNC process) and affords ε-caprolactam. Its oxidation by employing various oxidants such as hydrogen peroxide, tert-butyl hydroperoxide and molecular oxygen has been reported.

Price and Availability

Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN1145 - class 3 - PG 2 - Cyclohexane
WGK Germany 
2
RTECS 
GU6300000
Flash Point(F) 
-.4 °F
Flash Point(C) 
-18 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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