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Sigma-Aldrich

Ethylene glycol butyl ether

spectrophotometric grade, ≥99.0%

Synonym(s):

2-Butoxyethanol, Butyl glycol

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RM 842.00
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RM 1,262.00

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1 L
RM 842.00
2 L
RM 1,262.00

About This Item

Linear Formula:
CH3(CH2)3OCH2CH2OH
CAS Number:
111-76-2
Molecular Weight:
118.17
Beilstein:
1732511
EC Number:
203-905-0
MDL number:
MFCD00002884
UNSPSC Code:
12352104
PubChem Substance ID:
329752806
NACRES:
NA.21
grade:
spectrophotometric grade
technique(s):
UV/Vis spectroscopy: suitable
bp:
169-172.5 °C (lit.)
vapor pressure:
<1 mmHg ( 20 °C)
10 mmHg ( 81 °C)

RM 842.00

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grade

spectrophotometric grade

vapor density

4.1 (vs air)

vapor pressure

<1 mmHg ( 20 °C)
10 mmHg ( 81 °C)

Assay

≥99.0%

form

liquid

autoignition temp.

473 °F

expl. lim.

10.6 %

technique(s)

UV/Vis spectroscopy: suitable

impurities

≤0.1% water

evapn. residue

<0.001%

refractive index

n20/D 1.419 (lit.)

bp

169-172.5 °C (lit.)

mp

−75 °C (lit.)

density

0.902 g/mL at 25 °C (lit.)

λ

H2O reference

UV absorption

λ: 230 nm Amax: 1.0
λ: 250 nm Amax: 0.10
λ: 275 nm Amax: 0.05
λ: 300-400 nm Amax: 0.01

SMILES string

CCCCOCCO

InChI

1S/C6H14O2/c1-2-3-5-8-6-4-7/h7H,2-6H2,1H3

InChI key

POAOYUHQDCAZBD-UHFFFAOYSA-N

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General description

Ethylene glycol butyl ether is a member of the glycol ether family. It is commonly used as a solvent for pharmaceuticals, agricultural chemicals hydraulic fluids, resins, and varnishes. Ethylene glycol butyl ether or 2-Butoxyethanol (BEG) has an amphiphilic character, it can be utilized to stabilize emulsions, particularly in oil spill dispersants.

Application

Ethylene glycol butyl ether is used as a co-solvent:,In the preparation of conductive inks.

Pictograms

Skull and crossbones
GHS06

Signal Word

Danger

Hazard Statements

H302,H315,H319,H331

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

152.6 °F - Pensky-Martens closed cup

Flash Point(C)

67 °C - Pensky-Martens closed cup

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Certificates of Analysis (COA)

Lot/Batch Number
SHBS4789
SHBS4327
SHBR0627
SHBP9540
SHBN7338

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B S Dean et al.
Journal of toxicology. Clinical toxicology, 30(4), 557-563 (1992-01-01)
Ethylene glycol butyl ether, CAS 111-76-2, an ingredient in many popular commercial window/glass cleaners, is known to produce equal if not greater toxicity than ethylene glycol when administered to animals. Treatment recommendations for human poisonings are based upon animal data
Reproductive toxicology. Ethylene glycol monobutyl ether.
Environmental health perspectives, 105 Suppl 1, 217-218 (1997-02-01)
Ilona Sperlingová et al.
Analytical and bioanalytical chemistry, 397(2), 433-438 (2009-10-02)
Ethylene glycol monobutyl ether (EGBE), an industrial solvent, is absorbed by the body not only by inhalation but also by dermal absorption (liquid or vapour). EGBE is metabolized to butoxyacetic acid (BAA). Pooled freeze-dried urine candidate reference material (RM) was
Peter Westh et al.
The Journal of chemical physics, 129(21), 211101-211101 (2008-12-10)
The solute (i)-solute interaction in terms of enthalpy, H(i-i) (E)=N( partial differential(2)H(E)/ partial differentialn(i) (2))=(1-x(i))( partial differential(2)H(E)/ partial differentialn(i) partial differentialx(i)), the third derivative of G, was experimentally determined using a Thermal Activity Monitor isothermal titration calorimeter for aqueous solutions
Po-Chen Hung et al.
Occupational and environmental medicine, 68(10), 777-782 (2011-02-01)
In this study, exposures to ethylene glycol monobutyl ether (or 2-butoxyethanol, 2-BE) in decal transfer workers in the bicycle manufacturing industry were investigated. Personal air sampling and biological monitoring were used to assess total uptake through inhalation and dermal exposure.
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