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Merck

541443

Poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene]

average Mn 40,000-70,000

Synonym(s):

MEH-PPV

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About This Item

Linear Formula:
(C18H28O2)n
CAS Number:
138184-36-8
UNSPSC Code:
12352103
NACRES:
NA.23
MDL number:
MFCD03093943

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SMILES string

O(CC(CCCC)CC)c1cc(c(cc1)OC)C=C

InChI

1S/C17H26O2/c1-5-8-9-14(6-2)13-19-16-10-11-17(18-4)15(7-3)12-16/h7,10-12,14H,3,5-6,8-9,13H2,1-2,4H3

InChI key

CTUSWJPWMNVXEE-UHFFFAOYSA-N

description

Band gap: 2.3 eV

mol wt

average Mn 40,000-70,000

fluorescence

λex 493 nm; λem 554 nm in toluene

orbital energy

HOMO -5.3 eV , LUMO -3 eV 

Mw/Mn

~6

storage temp.

2-8°C

Quality Level

100

OLED device performance

ITO/PEDOT:PSS/MEH-PPV/Al

  • Color: orange-red
  • Max. Luminance: 220 Cd/m2
  • Max. EQE: 0.3 %
  • Turn-On Voltage: 3.8 V
, ITO/PEDOT:PSS/MEH-PPV/PBO/Al
  • Color: orange-red
  • Max. Luminance: 970 Cd/m2
  • Max. EQE: 1.9 %
  • Turn-On Voltage: 2.9 V
, ITO/PEDOT:PSS/MEH-PPV/PBZT/Al
  • Color: orange-red
  • Max. Luminance: 1400 Cd/m2
  • Max. EQE: 2.5 %
  • Turn-On Voltage: 2.8 V

OPV device performance

ITO/MEH-PPV/BBL/Al

  • Short-circuit current density (Jsc): 1.98 mA/cm2
  • Open-circuit voltage (Voc): 0.93 V
  • Fill Factor (FF): 0.47
  • Power Conversion Efficiency (PCE): 1.1 %
, ITO/MEH-PPV:PC61BM(1:4)/Ca
  • Short-circuit current density (Jsc): 2 mA/cm2
  • Open-circuit voltage (Voc): 0.8 V
  • Fill Factor (FF): 0.25
  • Power Conversion Efficiency (PCE): 1.5 %

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General description

Light-emitting conjugated polymer.
MEH-PPV is a conducting organic semiconductor which has low molecular weight and hydrophobic characteristics. It is a poly(phenylenevinylene) (PPV) derivative and a conjugating polymer with highest occupied molecular orbital (HOMO) below the fermi level of gold.

Application

Organic Semiconductor Laser Materials
Conducting polymer in solar cells and carbon nanotube OLEDs. Useful in producing bright and efficient white polymeric light emitting diodes.
Filter before application.
MEH-PPV can form a nanocomposite with carbon nanotubes (CNTs) by spin coating that can be used for H2S gas sensors. It can also be used as a conducting polymer which results in the formation of a low-cost dopant free hole transporting material (HTM) for the fabrication of perovskite solar cells with a power efficiency of 9.65%. MEH-PPV can be blended with PCPDTBT for use as a sensitizer for dye sensitized photo sensors (DSPS).

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

541443-250MG: + 541443-BULK: + 541443-VAR: + 541443-1G:

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Enhancement of MEH-PPV: CNT for H2S gas sensor.
Ibrahim IM, et al.
Journal of Physics. Conference Series, 1032(1), 012003-012003 (2018)
Photoelectrochemical properties of ZnO nanocrystals/MEH-PPV composite: The effects of nanocrystals synthetic route, film deposition and electrolyte composition.
Petrella A, et al.
Thin Solid Films, 595, 157-163 (2015)
Shen, F.; et al.
Semiconductor Science and Technology, 22, L16-L16 (2006)
Binary blend based dye sensitized photo sensor using PCPDTBT and MEH-PPV composite as a light sensitizer.
Qadir KW, et al.
Synthetic Metals, 210(1), 392-397 (2015)
Selective metal-vapor deposition on solvent evaporated polymer surfaces.
Yamaguchi K and Tsujioka T
Thin Solid Films, 597, 220-225 (2015)
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Wavelength (nm) 541443

Spectra

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