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757233

Sigma-Aldrich

2,4-Bis[4-(N,N-diphenylamino)-2,6-dihydroxyphenyl]squaraine

98%

Empirical Formula (Hill Notation):
C40H28N2O6
CAS Number:
Molecular Weight:
632.66
PubChem Substance ID:
NACRES:
NA.23

Quality Level

assay

98%

form

powder

mp

328-333 °C

λmax

720 nm

Orbital energy

HOMO 5.3 eV 
LUMO 3.8 eV 

OPV Device Performance

ITO/MoO3/DP-SQ/C60/PTCBI/Ag

  • Short-circuit current density (Jsc): 7.2 mA/cm2
  • Open-circuit voltage (Voc): 0.91 V
  • Fill Factor (FF): 0.7
  • Power Conversion Efficiency (PCE): 4.8 %

SMILES string

Oc1cc(cc(O)c1[C]2[C+]([O-])[C]([C+]2[O-])c3c(O)cc(cc3O)N(c4ccccc4)c5ccccc5)N(c6ccccc6)c7ccccc7

InChI

1S/C40H28N2O6/c43-31-21-29(41(25-13-5-1-6-14-25)26-15-7-2-8-16-26)22-32(44)35(31)37-39(47)38(40(37)48)36-33(45)23-30(24-34(36)46)42(27-17-9-3-10-18-27)28-19-11-4-12-20-28/h1-24,43-46H

InChI key

FXAALAVLRJSKEQ-UHFFFAOYSA-N

General description

2,4-Bis[4-(N,N-diphenylamino)-2,6-dihydroxyphenyl]squaraine (DPSQ) is a symmetric squaraine that can be used as a green light absorbing donor. The characteristic absorption peak is at 720 nm. It can be used for a variety of electrochemical applications.

Application

DPSQ based dyes can be used for potential application in polymeric solar cells (PSCs), and organic photovoltaic cells (OPVs).

Packaging

1 g in glass bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More Documents

Quotes and Ordering

Functionalized squaraine donors for nanocrystalline organic photovoltaics
Wei G, et al.
ACS Nano, 6(1), 972-978 (2011)
Control of interface order by inverse quasi-epitaxial growth of squaraine/fullerene thin film photovoltaics
Zimmerman JD, et al.
ACS Nano, 7(10), 9268-9275 (2013)
Structure and disorder in squaraine-C60 organic solar cells: a theoretical description of molecular packing and electronic coupling at the donor-acceptor interface
Fu Y, et al.
Advances in Functional Materials, 24(24), 3790-3798 (2014)
Quaternary organic solar cells enhanced by cocrystalline squaraines with power conversion efficiencies> 10%
Goh T, et al.
Advanced Energy Materials, 6(21), 1600660-1600660 (2016)
Independent control of bulk and interfacial morphologies of small molecular weight organic heterojunction solar cells
Zimmerman JD, et al.
Nano Letters, 12(8), 4366-4371 (2012)

Articles

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

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