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777293

Sigma-Aldrich

2-{[7-(5-N,N-Ditolylaminothiophen-2-yl)-2,1,3-benzothiadiazol-4-yl]methylene}malononitrile

99% (HPLC)

Sinonimo/i:

2-[[7-[5-[Bis(4-methylphenyl)amino]-2-thienyl]-2,1,3-benzothiadiazol-4-yl]methylene]propanedinitrile, DTDCTB

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About This Item

Formula empirica (notazione di Hill):
C28H19N5S2
Numero CAS:
1335150-09-8
Peso molecolare:
489.61
Numero MDL:
MFCD25976535
Codice UNSPSC:
12352103
ID PubChem:
329767897
NACRES:
NA.23

Saggio

99% (HPLC)

Forma fisica

powder

Punto di fusione

230-235 °C

Temp. transizione

Tm 233 °C

λmax

662-664 nm in dichloromethane

Stringa SMILE

CC(C=C1)=CC=C1N(C2=CC=C(C)C=C2)C3=CC=C(C4=CC=C(C=C(C#N)C#N)C5=NSN=C54)S3

InChI

1S/C28H19N5S2/c1-18-3-8-22(9-4-18)33(23-10-5-19(2)6-11-23)26-14-13-25(34-26)24-12-7-21(15-20(16-29)17-30)27-28(24)32-35-31-27/h3-15H,1-2H3
BCJCBXQJAANTJL-UHFFFAOYSA-N

Descrizione generale

2-{[7-(5-N,N-Ditolylaminothiophen-2-yl)-2,1,3-benzothiadiazol-4-yl]methylene}malononitrile (DTDCTB) is a conducting polymer that can be used as a donor molecule. It is majorly used in the development of organic electronics.
Device structure:
MoO3 (30nm) / DTDCTB (7nm) / DTDCTB:C60/C70 (40nm) / C60/C70 (7nm) / BCP (10nm) / Ag

Device performance:
  • JSC = 14.68 mA/cm2
  • VOC = 0.8 V
  • FF = 0.5
  • PCE = 5.81%

Applicazioni

A vacuum-deposited organic solar cell employing this novel donor-acceptor-acceptor (D-A-A) donor molecule; DTDCTB; combined with the electron acceptor C60/ C70 achieved a record-high power conversion efficiency (PCE) of 5.81%.
DTDCTB is a π-conjugating polymer that can be used in the fabrication of organic solar cells (OSCs) and organic photovoltaic cells (OPVs).

Pittogrammi

Exclamation mark
GHS07

Avvertenze

Warning

Indicazioni di pericolo

H315,H319,H335

Classi di pericolo

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

Organi bersaglio

Respiratory system

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Certificati d'analisi (COA)

Cerca il Certificati d'analisi (COA) digitando il numero di lotto/batch corrispondente. I numeri di lotto o di batch sono stampati sull'etichetta dei prodotti dopo la parola ‘Lotto’ o ‘Batch’.

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Sigma-Aldrich

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Sigma-Aldrich

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Sigma-Aldrich

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Highly efficient bifacial transparent organic solar cells with power conversion efficiency greater than 3% and transparency of 50%.
Lin H, et al.
Organic Electronics, 13(9), 1722-1728 (2012)
The role of the charge-transfer states in the ultrafast excitonic dynamics of the DTDCTB dimers embedded in a crystal environment.
Jiang S, et al.
Chemical Physics, 515, 603-613 (2018)
Li-Yen Lin et al.
Journal of the American Chemical Society, 133(40), 15822-15825 (2011-09-13)
A novel donor-acceptor-acceptor (D-A-A) donor molecule, DTDCTB, in which an electron-donating ditolylaminothienyl moiety and an electron-withdrawing dicyanovinylene moiety are bridged by another electron-accepting 2,1,3-benzothiadiazole block, has been synthesized and characterized. A vacuum-deposited organic solar cell employing DTDCTB combined with the

Articoli

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.

Il team dei nostri ricercatori vanta grande esperienza in tutte le aree della ricerca quali Life Science, scienza dei materiali, sintesi chimica, cromatografia, discipline analitiche, ecc..

Contatta l'Assistenza Tecnica.