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409774

Sigma-Aldrich

Trimethylolpropane ethoxylate

average Mn ~450

Synonym(s):

3 arm PEG, 3 arm PEO, Poly(ethylene oxide), 3-arm, hydroxy terminated, Polyethylene glycol trimethylolpropane ether, Polyethylene glycol trimethylolpropane triether, Trimethylolpropane ethoxylate (20/3 EO/OH), Trimethylolpropane ethoxylate (4.6 EO/OH), Trimethylolpropane ethoxylate (4/15 EO/OH)

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About This Item

Linear Formula:
(C2H4O)n(C2H4O)n(C2H4O)nC6H14O
CAS Number:
50586-59-9
MDL number:
MFCD00197947
UNSPSC Code:
12162002

mol wt

average Mn ~450

refractive index

n20/D 1.472

density

1.114 g/mL at 25 °C

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Application

Trimethylolpropane ethoxylate (TMPE) can be dissolved with lithium trifluoromethanesulfonate (LiCF3SO3) to form an electrolyte. These electrolytes can act as charge transferring mediums for light emitting electrochemical cells and devices.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

444.2 °F - closed cup

Flash Point(C)

229 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKBG4218V
06530DF

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Small-molecule light-emitting electrochemical cells: evidence for in situ electrochemical doping and functional operation
Tang S, et al.
Chemical Communications (Cambridge, England), 49(43), 4926-4928 (2013)
Identifying key properties of electrolytes for light-emitting electrochemical cells
Tang S, et al.
Chemistry of Materials, 26(17), 5083-5088 (2014)
Quest for an appropriate electrolyte for high-performance light-emitting electrochemical cells
Tang S and Edman L
The Journal of Physical Chemistry Letters, 1(18), 2727-2732 (2010)
White light from a single-emitter light-emitting electrochemical cell
Tang S, et al.
Journal of the American Chemical Society, 135(9), 3647-3652 (2013)

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