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1.00859 Supelco

Ethylene glycol monomethyl ether

for analysis EMSURE® ACS,Reag. Ph Eur

Synonym: 2-Methoxyethanol, Ethylene glycol monomethyl ether, Methyl glycol

  • CAS Number 109-86-4

  • Linear Formula CH3OCH2CH2OH

  • Molecular Weight 76.09

  •  Beilstein/REAXYS Number 1731074

  •  MDL number MFCD00002867

  •  EC Index Number 203-713-7

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Properties

Quality Level   300
grade   ACS reagent
Agency/Method   reag. Ph. Eur.
vapor density   2.62 (vs air)
vapor pressure   6.17 mmHg ( 20 °C)
assay   ≥99.5% (GC)
form   liquid
autoignition temp.   548 °F
expl. lim.   24.5 %
refractive index   n20/D 1.402 (lit.)
pH   7 (20 °C)
kinematic viscosity   1.6 cSt(20 °C)
bp   124-125 °C (lit.)
mp   −85 °C (lit.)
transition temp   flash point 37 °C
density   0.965 g/mL at 25 °C (lit.)
SMILES string   COCCO
InChI   1S/C3H8O2/c1-5-3-2-4/h4H,2-3H2,1H3
InChI key   XNWFRZJHXBZDAG-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.

Specifications

Saturation Concentration in Air: 33 g/m3 (20 °C)

Analysis Note

Purity (GC): ≥ 99.5 %
Identity (IR): conforms
Appearance: clear
Colour: ≤ 10 Hazen
Acidity: ≤ 0.001 meq/g
Alkalinity: ≤ 0.0005 meq/g
Density (d 20 °C/20 °C): 0.965 - 0.970
Refractive index (n 20/D): 1.402 - 1.404
Boiling point: 124 - 126 °C
Aldehydes (as C₂H₄O): ≤ 0.003 %
Peroxide (as H₂O₂): ≤ 0.002 %
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): ≤ 0.00005 %
Mg (Magnesium): ≤ 0.00001 %
Mn (Manganese): ≤ 0.000002 %
Ni (Nickel): ≤ 0.000002 %
Pb (Lead): ≤ 0.00001 %
Sn (Tin): ≤ 0.00001 %
Zn (Zinc): ≤ 0.00001 %
Evaporation residue: ≤ 0.003 %
Water: ≤ 0.1 %
The product is stabilized with 2,6-Di-tert-butyl-4-methylphenol (BHT).
Corresponds to ACS, Ph Eur-reagent

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EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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