1.15118

Ethylene glycol monomethyl ether

for amino acid analysis

• Synonym(s): 2-Methoxyethanol, Methyl glycol, Ethylene glycol monomethyl ether
• Linear Formula: CH₃OCH₂CH₂OH
• CAS Number: 109-86-4
• Molecular Weight: 76.09
• Beilstein: 1731074
• MDL number: MFCD00002867
• UNSPSC Code: 12352112
• EC Index Number: 203-713-7
• NACRES: NA.05

Properties

• vapor density: 2.62 (vs air)
• Quality Level: 100
• 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.)
• storage temp.: 15-25°C
• SMILES string: COCCO
• InChI: 1S/C3H8O2/c1-5-3-2-4/h4H,2-3H2,1H3
• InChI key: XNWFRZJHXBZDAG-UHFFFAOYSA-N

Description

General description

for amino acid analysis

Application

Ethylene glycol monomethyl ether for amino acid analysis. CAS 109-86-4, EC Number 203-713-7, chemical formula CH₃OCH₂CH₂OH.

Specifications

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

Analysis Note

Purity (GC)≥ 99.5 %Identity (IR)conformsFree acid (as CH₃COOH)≤ 0.005 %Peroxide (as H₂O₂)≤ 0.001 %Evaporation residue≤ 0.003 %Water≤ 0.1 %Suitability for amino acid analysisconformsThe product is stabilized with 2,6-Di-tert-butyl-4-methylphenol (BHT).

Safety Information

• Pictograms: GHS02,GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H226 - H302 + H312 + H332 - H360FD - H370 - H373
• Precautionary Statements: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P308 + P311
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 3 - Repr. 1B - STOT RE 2 - STOT SE 1
• Target Organs: Immune system, thymus
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 104.0 °F - closed cup
• Flash Point(C): 40 °C - closed cup