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Merck
CN

110175

Tetraethylene glycol

99%

Synonym(s):

Bis[2-(2-hydroxyethoxy)ethyl] ether, Tetra(ethylene glycol), Tetraglycol

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About This Item

Linear Formula:
HO(CH2CH2O)3CH2CH2OH
CAS Number:
112-60-7
Molecular Weight:
194.23
NACRES:
NA.23
PubChem Substance ID:
24846965
eCl@ss:
39020714
UNSPSC Code:
12162002
EC Number:
203-989-9
MDL number:
MFCD00002879
Beilstein/REAXYS Number:
1634320

Key Documents

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Product Name

Tetraethylene glycol, 99%

InChI key

UWHCKJMYHZGTIT-UHFFFAOYSA-N

InChI

1S/C8H18O5/c9-1-3-11-5-7-13-8-6-12-4-2-10/h9-10H,1-8H2

SMILES string

OCCOCCOCCOCCO

vapor density

6.7 (vs air)

vapor pressure

<0.01 mmHg

assay

99%

mol wt

average Mn 200

refractive index

n20/D 1.459 (lit.)

bp

314 °C (lit.)

mp

−5.6 °C (lit.)

density

1.125 g/mL at 25 °C (lit.)

Ω-end

hydroxyl

α-end

hydroxyl

Quality Level

200

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Related Categories

Application

Used for the synthesis of tetraethylene glycol metha acrylate monomer.

Glow discharge plasma deposition of TEG renders surfaces resistant to protein adsorption and cellular attachment.

Disclaimer

Do not confuse with glycofurol, which is also sometimes called tetraglycol.

General description

An oligomer of polyethylene glycol, tetra (ethylene glycol) (TEG) is a transparent, colorless, odorless, low volatility, hygroscopic liquid soluble in ethyl alcohol and very soluble in water.

Storage Class

10 - Combustible liquids

wgk

WGK 2

flash_point_f

359.6 °F - closed cup

flash_point_c

182 °C - closed cup

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

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Certificates of Analysis (COA)

Lot/Batch Number
MKDB0483
MKCZ7144
MKCZ6592
MKCZ6284
MKCZ5300

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Andrea Paolella et al.
Nature communications, 8, 14643-14643 (2017-04-11)
Recently, intensive efforts are dedicated to convert and store the solar energy in a single device. Herein, dye-synthesized solar cell technology is combined with lithium-ion materials to investigate light-assisted battery charging. In particular we report the direct photo-oxidation of lithium
Rituparna Sengupta et al.
Nucleic acids research, 45(22), 12671-12680 (2017-10-17)
Significant, otherwise-unavailable information about mechanisms and transition states (TS) of protein folding and binding is obtained from solute effects on rate constants. Here we characterize TS for lac repressor(R)-lac operator(O) binding by analyzing effects of RO-stabilizing and RO-destabilizing solutes on
Takashi Nakamura et al.
Nanomaterials (Basel, Switzerland), 8(8) (2018-08-17)
Copper nitride particles have a low decomposition temperature, they absorb light, and are oxidation-resistant, making them potentially useful for the development of novel wiring inks for printing circuit boards by means of intense pulsed light (IPL) sintering at low-energy. Here
Rima J Isaifan et al.
Scientific reports, 7(1), 9466-9466 (2017-08-27)
Transparent titania coatings have self-cleaning and anti-reflection properties (AR) that are of great importance to minimize soiling effect on photovoltaic modules. In this work, TiO
Nicholas M Negretti et al.
Scientific reports, 7(1), 15455-15455 (2017-11-15)
Bile plays an important role in digestion, absorption of fats, and the excretion of waste products, while concurrently providing a critical barrier against colonization by harmful bacteria. Previous studies have demonstrated that gut pathogens react to bile by adapting their
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利用 Nukol™ 对乙二醇类进行气相色谱分析

99%；甘油，≥99.5%；四甘醇，99%

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