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34855 Sigma-Aldrich

Cyclohexane

for HPLC, ≥99.7%

  • CAS Number 110-82-7

  • Empirical Formula (Hill Notation) C6H12

  • Molecular Weight 84.16

  •  Beilstein/REAXYS Number 1900225

  •  EC Number 203-806-2

  •  MDL number MFCD00003814

  •  PubChem Substance ID 329755064

  •  NACRES NA.21

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Properties

Related Categories Amber Glass Bottles, Analytical Reagents, Analytical/Chromatography, Chromatography Reagents & Solvents, HPLC,
Quality Level   100
grade   for HPLC
vapor density   2.9 (vs air)
vapor pressure   168.8 mmHg ( 37.7 °C)
  77 mmHg ( 20 °C)
assay   ≥99.7%
autoignition temp.   500 °F
expl. lim.   9 %
impurities   ≤0.0005% non-volatile matter
  ≤0.001% free acid (as HCl)
  ≤0.01% water (Karl Fischer)
  ≤1 ppb fluorescence (quinine) at 254 nm
  ≤1 ppb fluorescence (quinine) at 365 nm
evapn. residue   ≤0.0005%
transmittance   220 nm, ≥20%
  230 nm, ≥50%
  235 nm, ≥80%
  255 nm, ≥98%
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.)
  0.780 g/mL at 25 °C
λ   H2O reference
UV absorption   λ: 210 nm Amax: ≤1.00
  λ: 220 nm Amax: ≤0.50
  λ: 230 nm Amax: ≤0.20
  λ: 235 nm Amax: ≤0.10
  λ: 240 nm Amax: ≤0.08
  λ: 250 nm Amax: ≤0.03
  λ: 255 nm Amax: ≤0.01
Featured Industry   Food and Beverages
SMILES string   C1CCCCC1
InChI   1S/C6H12/c1-2-4-6-5-3-1/h1-6H2
InChI key   XDTMQSROBMDMFD-UHFFFAOYSA-N

Description

Packaging

1, 2, 4×4 L in glass bottle

100 mL in glass bottle

Other Notes

Important notice
• The article number 34855-4X2.5L will be discontinued. Please order the single bottle 34855-2.5L which is physically identical with the same exact specifications.

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Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Target organs 
Central nervous system
RIDADR 
UN1145 - class 3 - PG 2 - Cyclohexane
WGK Germany 
WGK 2
RTECS 
GU6300000
Flash Point(F) 
-0.4 °F - closed cup
Flash Point(C) 
-18.0 °C - closed cup

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Dispensette™ S
Protocols & Articles

Articles

Pressure-Temperature Calculator for Solvents

*Calculations provide estimated results based on Antoine's Coefficients and their associated temperature range values. Antoine's Coefficients were obtained from the National Institute of Standards an...

Peer-Reviewed Papers
15

References

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