Skip to Content
Merck
CN
All Photos(1)

Documents

Safety Information

682799

Sigma-Aldrich

P3OT

regioregular, electronic grade, 99.995% trace metals basis, average Mn ~25,000

Synonym(s):

Poly(3-octylthiophene-2,5-diyl)

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
(C12H18S)n
CAS Number:
104934-51-2
UNSPSC Code:
12352103
NACRES:
NA.23

material

black

grade

electronic grade

description

Band gap: 1.7 eV

Assay

99.995% trace metals basis

form

solid

mol wt

average Mn ~25,000

mp

198-211 °C

Orbital energy

HOMO -5.25 eV 
LUMO -3.55 eV 

OPV Device Performance

ITO/PEDOT:PSS/P3OT:PC61BM (1:2)/LiF/Al

  • Short-circuit current density (Jsc): 5.55 mA/cm2
  • Open-circuit voltage (Voc): 0.5 V
  • Fill Factor (FF): 0.33
  • Power Conversion Efficiency (PCE): 0.91 %

semiconductor properties

P-type (mobility=10−4 - 10−1 cm2/V·s)

Related Categories

General description

Poly(3-octylthiophene-2,5-diyl) (P3OT) is a conducting polymer that is a class of polyalkylthiophene with intrinsic photoluminescence and good electrochemical properties. It can be prepared by oxidative polymerization of 3-octylthiophene (3OT).

Application

P3OT can be used as a conjugating polymer for the fabrication of organic electronic based devices which include photovoltaic cells, flexible electronics, light emitting electrochemical cells and solar cell based applications.
p-type polymer semiconductor.
Conducting polymer.
Rechargeable battery electrodes, electrochromic devices, chemical and optical sensors, light-emitting diodes, microelectrical amplifiers, field-effect transistors and non-linear optical materials.
Used in organic field-effect transistors and in polymer-based solar cells.

Features and Benefits

Good processability, environmental stability and electroactivity.

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

新产品

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Deep eutectic solvent systems for FeCl 3-catalyzed oxidative polymerization of 3-octylthiophene
Park T and Lee SH
Green Chemistry, 19(4), 910-913 (2017)
Organic photovoltaic devices based on a novel acceptor material: graphene
Liu Z, et al.
Advanced Materials, 20(20), 3924-3930 (2008)
Side chain length affects backbone dynamics in poly (3-alkylthiophene) s
Zhan P, et al.
Journal of Polymer Science. Part B, Polymer Physics, 56(17), 1193-1202 (2018)
Fabrication of a poly (3-octylthiophene-2, 5-diyl) electrochemiluminescence device assisted by perylene
Daimon T and Nihei E
Materials, 6(5), 1704-1717 (2013)
Effects of annealing on the nanomorphology and performance of poly (alkylthiophene): fullerene bulk-heterojunction solar cells
Nguyen LH, et al.
Advances in Functional Materials, 17(7), 1071-1078 (2007)
View All Related Papers

Articles

Conducting Polymer Device Applications

The application of conducting polymers at the interface with biology is an exciting new trend in organic electronics research.

Optoelectronic Devices with DPP-containing Molecules

Organic materials in optoelectronic devices like LEDs and solar cells are of significant academic and commercial interest.

Polymer Semiconductors for Intrinsically Stretchable Organic Transistors

Intrinsically stretchable active layers for organic field-effect transistors (OFET) are discussed. Polymer structural modification & post-polymerization modifications are 2 methods to achieve this.

Novel Graphene‑Based Nanostructures Production, Functionalization, and Engineering

Novel Graphene‑Based Nanostructures Production, Functionalization, and Engineering

See All

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service