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Sigma-Aldrich

Diethylene glycol monobutyl ether

≥98.0% (GC)

Synonym(s):

DEGBE, 2-(2-Butoxyethoxy)ethanol, BDG, Butyldiglycol

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About This Item

Linear Formula:
CH3(CH2)3OCH2CH2OCH2CH2OH
CAS Number:
112-34-5
Molecular Weight:
162.23
Beilstein:
1739225
EC Number:
203-961-6
MDL number:
MFCD00002881
UNSPSC Code:
12352100
PubChem Substance ID:
57648674
NACRES:
NA.22

Assay

≥98.0% (GC)

form

liquid

impurities

≤0.05% water

refractive index

n20/D 1.432

pH

7

bp

224-228 °C (lit.)

density

0.953 g/mL at 20 °C (lit.)

SMILES string

CCCCOCCOCCO

InChI

1S/C8H18O3/c1-2-3-5-10-7-8-11-6-4-9/h9H,2-8H2,1H3

InChI key

OAYXUHPQHDHDDZ-UHFFFAOYSA-N

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Application

Diethylene glycol monobutyl ether (DEGBE) is used:
  • In the preparation of blocked isocyanate systems for coil coating, electro-coating and powder coating.
  • As a cosurfactant in the formation of microemulsions.
  • As a structural component of various liquid crystals.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Hazard Classifications

Eye Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

210.2 °F - closed cup

Flash Point(C)

99 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Synthesis and characterization of diethylene glycol monobutyl ether?Blocked diisocyanate crosslinkers.
Ranjbar Z, et al.
Progress in Organic Coatings, 69(4), 426-431 (2010)
Microemulsion systems with monobutyl ether of ethylene glycol or diethylene glycol as cosurfactant.
Chew CH, et al.
Journal of Dispersion Science and Technology, 9(1), 17-31 (1988)
Doping molecular semiconductors: n-type doping of a liquid crystal perylene diimide.
Gregg BA and Cormier RA
Journal of the American Chemical Society, 123(32), 7959-7960 (2001)
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Journal of membrane science, 261(1-2), 76-86 (2005-09-02)
Rejection characteristics of organic and inorganic compounds were examined for six reverse osmosis (RO) membranes and two nanofiltration (NF) membranes that are commercially available. A batch stirred-cell was employed to determine the membrane flux and the solute rejection for solutions
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