684848 Sigma-Aldrich


sublimed grade, ≥99.9% trace metals basis

  • CAS Number 135-48-8

  • Empirical Formula (Hill Notation) C22H14

  • Molecular Weight 278.35

  •  Beilstein Registry Number 1912418

  •  EC Number 205-193-7

  •  MDL number MFCD00003710

  •  PubChem Substance ID 329760927



Related Categories Donor Materials, Materials Science, Organic Field Effect Transistor (OFET) Materials, Organic Photovoltaic (OPV) Materials, Organic and Printed Electronics,
grade   sublimed grade
assay   ≥99.9% trace metals basis
mp   372-374 °C (subl.)
solubility   organic solvents: slightly soluble ((lit))
Orbital energy   HOMO 5 eV 
  LUMO 3 eV 
OPV Device Performance   ITO/pentacene/C60/BCP/Al
• Short-circuit current density (Jsc): 15 mA/cm2
• Open-circuit voltage (Voc): 0.36 V
• Fill Factor (FF): 0.5
• Power Conversion Efficiency (PCE): 2.7 %
semiconductor properties   P-type (mobility=0.4-3 cm2/V·s) (on/off ratio=1E5-1E8)


General description

TGA/DSC Lot specific traces available upon request


1 g in glass bottle

Safety & Documentation

Safety Information

NONH for all modes of transport
WGK Germany 
Protocols & Articles


Development of Small Molecule Donors for Solution-Processed Organic Solar Cells

Abby-Jo Payne and Gregory C. Welch Dalhousie University, Department of Chemistry 6274 Coburg Road, Halifax, Nova Scotia, Canada B3H 4R2 Email:
Keywords: Absorption, Bacterial conjugations, Building blocks, Deposition, Infrared spectroscopy, Nucleic acid annealing, Phase transitions, Separation, Solar cells, Solvents, Substitutions

Flexible Organic Transistors for Biomedical Applications

Tsuyoshi Sekitani,* Kazunori Kuribara, Tomoyuki Yokota, Takao Someya Department of Electric and Electronic Engineering, Department of Applied Physics, School of Engineering University of Tokyo, 7-3-1...
Keywords: Absorption, Building blocks, Degradations, Diffraction, Electronics, Evaporation, Microscopy, Nucleic acid annealing, Oxidations, Reductions, Semiconductor, Solar cells, Spectroscopy, Sterilizations, X-Ray diffraction

Metal-Organic Complexes for Doping Organic Semiconductors and Surface Doping

The conductivity of organic semiconductors can be increased, and the barriers to charge-carrier injection from other materials can be reduced, by the use of highly reducing or oxidizing species to n-...
Stephen Barlow and Seth R. Marder
Center for Organic Photonics and Electronics and School of Chemistry and Biochemistry, Georgia Institute of Technology, Atlanta, GA 30332-0400, USA
Keywords: Chemical reactions, Deposition, Diffusion, Evaporation, Nitrogen phosphorus detector, Phase transitions, Photovoltaics, Redox Reactions, Reductions, Semiconductor, Solvents, Spectroscopy, Sublimation

Novel Graphene‑Based Nanostructures Production, Functionalization, and Engineering

Manuela Melucci,1 Simone Ligi,2 Vincenzo Palermo3* 1ISOF – Consiglio Nazionale delle Ricerche (CNR), Italy 2GNext sas, Italy 3ISOF – Consiglio Nazionale delle Ricerche (CNR), Italy *Email: vincenzo.p...
Keywords: Absorption, Asymmetric synthesis, Catalysis, Deposition, Electronics, Evaporation, Nucleic acid annealing, Oxidations, Reductions, Semiconductor, Silylations, Solvents, Sonication

Optoelectronic Devices Based on Diketopyrrolopyrrole (DPP)-containing Conjugated Small Molecules

Optoelectronic devices such as light-emitting diodes (LEDs), solar cells, and light-emitting field effect transistors (FETs) that utilize organic materials as their light harvesting and/or charge tra...
Jianhua Liu and Thuc-Quyen Nguyen
Material Matters 7.1
Keywords: Absorption, Alkylations, Applications, Bacterial conjugations, Biochemistry, Brominations, Building blocks, Capabilities, Nucleic acid annealing, Nucleic acid hybridization, Purification, Recombination, Solar cells, Solvents, Spectra, Spectroscopy, Stille coupling, Support, Suzuki coupling, Type, Ultraviolet-Visible spectroscopy

Organic Materials for Thin Film Transistors

Flexible electronic circuits, displays, and sensors based on organic active materials will enable future generations of electronics products that may eventually enter the mainstream electronics marke...
Prof. Zhenan Bao
Material Matters 2007, 2.3, 4.
Keywords: Building blocks, Deposition, Electronics, Nanotubes, Semiconductor

Polymer Semiconductors for Intrinsically Stretchable Organic Transistors

Department of Chemical Engineering, Stanford University, Stanford, CA 94305-5025, USA *E-mail:
Ging-Ji Nathan Wang, Zhenan Bao*
Material Matters, 2017, 12.3
Keywords: Bacterial conjugations, Crystallization, Degradations, Diffraction, Electronics, Hydrogenations, Microscopy, Nucleic acid annealing, Optical microscopy, Organic electronics, Polymerization reactions, Semiconductor, Separation, Solar cells, X-Ray diffraction

Self-Assembly in Organic Thin Film Transistors for Flexible Electronic Devices

Flexible electronic circuits and displays based on organic active materials are future generations of products that may eventually enter mainstream electronics market. The advantages in using organic...
Professor Zhenan Bao
Material Matters 2006, 1.2, 11.
Keywords: Applications, Building blocks, Crystallization, Deposition, Electronics, Methods, Polymerization reactions, Semiconductor, Spin coating

Silylethyne-Substituted Pentacenes

Research into the use of organic semiconductors in field-effect transistors (FETs) began in earnest in the mid-1990s,1 after early exciting results from vapor-deposited small molecule semiconductors....
John E. Anthony*
Material Matters 2009, 4.3, 58.
Keywords: Applications, Capabilities, Crystallization, Deposition, Electronics, Electrophoretic display, Evaporation, Organic electronics, Semiconductor, Separation, Solar cells, Substitutions

Sublimed Materials for Organic Electronic Devices

Organic field-effect transistors (OFETs) have attracted considerable attention due to their potential for realizing large-area, mechanically flexible, lightweight and low-cost devices. One of the key...
Ajay Virkar, Zhenan Bao

Department of Chemical Engineering,
Stauffer III, 381 North-South Mall,
Stanford University, Stanford, CA 94305-5025
Keywords: Calorimetry, Electronics, Evaporation, High performance liquid chromatography, Organic electronics, Purification, Semiconductor, Sublimation

Peer-Reviewed Papers


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