Skip to Content
MilliporeSigma
All Photos(1)

Documents

757233

Sigma-Aldrich

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

98%

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

About This Item

Empirical Formula (Hill Notation):
C40H28N2O6
CAS Number:
1345272-10-7
Molecular Weight:
632.66
UNSPSC Code:
12352103
PubChem Substance ID:
329766659
NACRES:
NA.23

Quality Level

100

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

Related Categories

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).

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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

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)
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)
Functionalized squaraine donors for nanocrystalline organic photovoltaics
Wei G, et al.
ACS Nano, 6(1), 972-978 (2011)
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)
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)
View All Related Papers

Articles

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

Solution-processed organic photovoltaic devices (OPVs) have emerged as a promising clean energy generating technology due to their ease of fabrication, potential to enable low-cost manufacturing via printing or coating techniques, and ability to be incorporated onto light weight, flexible substrates.

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