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1,4-Dioxane

analytical standard

Synonym: Diethylene oxide, Dioxane

  • CAS Number 123-91-1

  • Empirical Formula (Hill Notation) C4H8O2

  • Molecular Weight 88.11

  •  Beilstein/REAXYS Number 102551

  •  EC Number 204-661-8

  •  MDL number MFCD00006571

  •  PubChem Substance ID 329767413

  •  NACRES NA.24

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Properties

Related Categories Additional Standards, Alpha Sort, Analytical Standards, Analytical/Chromatography, Chemical Class,
Quality Level   100
grade   analytical standard
vapor density   3 (vs air)
vapor pressure   27 mmHg ( 20 °C)
  40 mmHg ( 25 °C)
assay   ≥99.5% (GC)
form   neat
autoignition temp.   356 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   22 %
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
refractive index   n20/D 1.422 (lit.)
  n20/D 1.422
bp   100-102 °C (lit.)
mp   10-12 °C (lit.)
density   1.034 g/mL at 25 °C (lit.)
Featured Industry   Cleaning Products
Cosmetics
Environmental
Food and Beverages
Personal Care
format   neat
SMILES string   C1COCCO1
InChI   1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2
InChI key   RYHBNJHYFVUHQT-UHFFFAOYSA-N

Description

General description

1,4-Dioxane is an organic compound and an environmental contaminant, generally found in industrial waste streams and by-products. It is commonly used as an industrial solvent, in cosmetic products and household products such as lotions, soap, shampoos, bath foams.

Application

1,4-Dioxane may be used as an analytical reference standard for the quantification of the analyte in water samples using different chromatography techniques.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Target organs 
Respiratory system
Supplemental Hazard Statements 
EUH019 - EUH066
RIDADR 
UN1165 - class 3 - PG 2 - Dioxane
WGK Germany 
WGK 2
RTECS 
JG8225000
Flash Point(F) 
51.8 °F - closed cup
Flash Point(C) 
11 °C - closed cup
Protocols & Articles

Articles

GC Analysis of Industrial Solvents on Equity®-1

From our library of Articles, Sigma-Aldrich presents GC Analysis of Industrial Solvents on Equity®-1
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification, Size-exclusion chromatography

GC Analysis of Residual Solvents on SPB®-624 after SPME using 100 μm PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Residual Solvents on SPB®-624 after SPME using 100 μm PDMS Fiber
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Pharmaceutical, Purification, Sample preparations, Solid phase microextractions

The Utility of Headspace Grade Solvents for the Analysis of Organic Volatile Impurities

Organic volatile impurities or “OVIs” sometimes remain behind in pharmaceutical preparations as a result of synthetic and manufacturing procedures. For reasons of health and safety, testing is done t...
Katherine Stenerson, Shyam Verma
Reporter US Volume 28.1
Keywords: Chromatography, Gas chromatography, Organic synthesis, Pharmaceutical, Solvents

US EPA Method 8270 (Appendix IX): GC Analysis of Semivolatiles on Equity®-5 (30 m x 0.25 mm I.D., 0.50 μm)

From our library of Articles, Sigma-Aldrich presents US EPA Method 8270 (Appendix IX): GC Analysis of Semivolatiles on Equity®-5 (30 m x 0.25 mm I.D., 0.50 μm)
Keywords: Chromatography, Gas chromatography, Mass selective detector, Purification

Peer-Reviewed Papers
15

References

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