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

ALDRICH/777293 - 99% (HPLC)

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

CAS Number: 1335150-09-8
Empirical Formula (Hill Notation): C28H19N5S2
Molecular Weight: 489.61
MDL Number: MFCD25976535
Linear Formula: C28H19N5S2
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-777293-250MG 250 mg
 $127.00
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λmax 662-664 nm in dichloromethane
assay 99% (HPLC)
form powder
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
InChI key BCJCBXQJAANTJL-UHFFFAOYSA-N
mp 230-235 °C
Quality Level 100 
SMILES string 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
transition temp Tm 233 °C
Application: 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%.
Application: DTDCTB is a π-conjugating polymer that can be used in the fabrication of organic solar cells (OSCs) and organic photovoltaic cells (OPVs).
General description: 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.
General description: 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%
Packaging: 250 mg in glass insert
Purity 99% (HPLC)
mp 230-235 °C
UNSPSC 12352103

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