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773514

Sigma-Aldrich

PBDT(EH)-TPD(Oct)

Synonym(s):

PBDTTPD, Poly[(5,6-dihydro-5-octyl-4,6-dioxo-4H-thieno[3,4-c]pyrrole-1,3-diyl)[4,8-bis[(2-ethylhexyl)oxy]benzo[1,2-b:4,5-b′]dithiophene-2,6-diyl]]

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About This Item

Linear Formula:
(C40H53NO4S3)n
CAS Number:
1223479-75-1
UNSPSC Code:
12352103
NACRES:
NA.23

form

solid

mp

>300 °C

λmax

627 nm (thin film)

orbital energy

 1.83 eV (opt)
HOMO 5.4 eV 
LUMO 3.75 eV 

P-typeOFET device performance

Mobility

    P-type
  • Mobility: 2 x 10^-4 cm2/V·s

OPV device performance

ITO/PEDOT:PSS/ PBDTTPD:fullerene (1:1.5 by weight)/Ca/AlAdv. Energy Mater. 2012, 3, 220

  • Short-circuit current density (Jsc): 11.1 mA/cm2
  • Open-circuit voltage (Voc): 0.89 V
  • Fill Factor (FF): 60
  • Power Conversion Efficiency (PCE): 6 %

storage temp.

2-8°C

General description

PBDT(EH)-TPD(Oct) is a conducting polymer with benzothiophene as the electron donor and thieno[3,4-c]pyrrole-4,6-dione as the electron withdrawing units. It can be used to form a π-conjugating system for the development of a variety of high performance electrochemical devices.[1][2]

application

PBDT(EH)-TPD(Oct) is a semiconducting polymer which can be used in the fabrication of polymeric solar cells and photovoltaic cells with high power conversion efficiency.[1][2][3][4][5]
Use in organic high efficiency photovoltaic cells (PCE 6.8%) and field effect transistors.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKBP4083

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Dependence of crystallite formation and preferential backbone orientations on the side chain pattern in PBDTTPD polymers
El Labban A, et al.
ACS Applied Materials & Interfaces, 6(22), 19477-19481 (2014)
Intensity dependent femtosecond dynamics in a PBDTTPD-based solar cell material
Paraecattil AA, et al.
The Journal of Physical Chemistry Letters, 3(20), 2952-2958 (2012)
Advances in Functional Materials, 21(4), 718-728 (2011)
Ring substituents mediate the morphology of PBDTTPD-PCBM bulk-heterojunction solar cells
Warnan J, et al.
Chemistry of Materials, 26(7), 2299-2306 (2014)
Efficient polymer solar cells based on the copolymers of benzodithiophene and thienopyrroledione
Zhang Y, et al.
Chemistry of Materials, 22(9), 2696-2698 (2010)
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