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1.09671 Supelco

1,4-Dioxane

for analysis EMSURE® ACS,ISO

Synonym: 1,4-Dioxane, Glycolethylether, 1,4-Diethylene dioxide, 1,4-Dioxacyclohexane

  • CAS Number 123-91-1

  • Empirical Formula (Hill Notation) C4H8O2

  • Molecular Weight 88.11

  •  MDL number MFCD00006571

  •  EC Index Number 204-661-8

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Properties

Quality Level   300
grade   ACS reagent
  reag. ISO
vapor pressure   41 hPa ( 20 °C)
autoignition temp.   300 °C
potency   5200 mg/kg LD50, oral (Rat)
  7600 mg/kg LD50, skin (Rabbit)
expl. lim.   1.7-25.2 % (v/v)
pH   6-8 (20 °C, 500 g/L in H2O)
bp   101.5 °C/1013 hPa
mp   12 °C
transition temp   flash point 11 °C
density   1.03 g/cm3 at 20 °C
InChI   1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2
InChI key   RYHBNJHYFVUHQT-UHFFFAOYSA-N
storage conditions   Store at +5°C to +30°C.

Description

General description

EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

Analysis Note

Purity (GC): ≥ 99.5 %
Identity (IR): conforms
Color: ≤ 10 Hazen
Acidity: ≤ 0.0008 meq/g
Density (d 20 °C/ 4 °C): 1.030 - 1.035
Melting point: ≥ 11.0 °C
Formaldehyde: ≤ 0.05 %
Acetaldehyde: ≤ 0.005 %
Peroxide (as H₂O₂): ≤ 0.005 %
Carbonyl compounds (as CO): ≤ 0.01 %
Evaporation residue: ≤ 0.001 %
Water: ≤ 0.05 %
Al (Aluminium): ≤ 0.00005 %
B (Boron): ≤ 0.000002 %
Ba (Barium): ≤ 0.00001 %
Ca (Calcium): ≤ 0.00005 %
Cd (Cadmium): ≤ 0.000005 %
Co (Cobalt): ≤ 0.000002 %
Cr (Chromium): ≤ 0.000002 %
Cu (Copper): ≤ 0.000002 %
Fe (Iron): ≤ 0.00001 %
Mg (Magnesium): ≤ 0.00001 %
Mn (Manganese): ≤ 0.000002 %
Ni (Nickel): ≤ 0.000002 %
Pb (Lead): ≤ 0.00001 %
Sn (Tin): ≤ 0.00001 %
Zn (Zinc): ≤ 0.00001 %
Stabilized with 25 ppm 2,6-Di-tert-butyl-4-methylphenol (BHT).
ACS, ISO-reagent

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