EMAIL THIS PAGE TO A FRIEND
42510 Sigma-Aldrich

1,4-Dioxane

puriss., absolute, over molecular sieve (H2O ≤0.01%), ≥99.5% (GC)

Synonym: Diethylene oxide, Dioxane

  • CAS Number 123-91-1

  • Empirical Formula (Hill Notation) C4H8O2

  • Molecular Weight 88.11

  •  Beilstein Registry Number 102551

  •  EC Number 204-661-8

  •  MDL number MFCD00006571

  •  PubChem Substance ID 24866610

Purchase

Properties

Related Categories Anhydrous Solvents, Solvent by Application, Solvents More...
vapor density   3 (vs air)
vapor pressure   27 mmHg ( 20 °C)
  40 mmHg ( 25 °C)
InChI Key   RYHBNJHYFVUHQT-UHFFFAOYSA-N
grade   absolute
  puriss.
assay   ≥99.5% (GC)
autoignition temp.   356 °F
quality   over molecular sieve (H2O ≤0.01%)
expl. lim.   22 %
refractive index   n20/D 1.422(lit.)
bp   100-102 °C(lit.)
mp   10-12 °C(lit.)
density   1.034 g/mL at 25 °C(lit.)

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
Supplemental Hazard Statements 
May form explosive peroxides., Repeated exposure may cause skin dryness or cracking.
RIDADR 
UN1165 - class 3 - PG 2 - Dioxane
WGK Germany 
2
RTECS 
JG8225000
Flash Point(F) 
53.6 °F
Flash Point(C) 
12 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

Set your institution to view full text papers.
Related Products

recommended

Product #

Description

Add to Cart

Z683299 XPell indicating pellets for peroxides prevention, CE for organic solvents

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?