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Merck

772372

DTS(PTTh2)2

Synonym(s):

4,4′-[4,4-Bis(2-ethylhexyl)-4H-silolo[3,2-b:4,5-b′]dithiophene-2,6-diyl]bis[7-(5′-hexyl-[2,2′-bithiophen]-5-yl)-[1,2,5]thiadiazolo[3,4-c]pyridine], 5,5′-Bis{[4-(7-hexylthiophen-2-yl)thiophen-2-yl]-[1,2,5]thiadiazolo[3,4-c]pyridine}-3,3′-di-2-ethylhexylsilylene-2,2′-bithiophene

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About This Item

Empirical Formula (Hill Notation):
C62H72N6S8Si
Molecular Weight:
1185.88
NACRES:
NA.23
PubChem Substance ID:
329767559
UNSPSC Code:
12352103
MDL number:
MFCD27952541

Key Documents

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Quality Level

100

form

solid

mp

208-213 °C

solubility

chloroform: soluble(lit.), dichlorobenzene: soluble(lit.)

λmax

655 nm in chloroform

SMILES string

CCC(CCCC)C[Si]1(CC(CCCC)CC)C2=C(SC(C3=NC=C(C4=CC=C(C5=CC=C(CCCCCC)S5)S4)C6=NSN=C63)=C2)C7=C1C=C(C8=NC=C(C9=CC=C(C%10=CC=C(CCCCCC)S%10)S9)C%11=NSN=C%118)S7

InChI

1S/C62H72N6S8Si/c1-7-13-17-19-23-41-25-27-47(69-41)49-31-29-45(71-49)43-35-63-57(59-55(43)65-75-67-59)51-33-53-61(73-51)62-54(77(53,37-39(11-5)21-15-9-3)38-40(12-6)22-16-10-4)34-52(74-62)58-60-56(66-76-68-60)44(36-64-58)46-30-32-50(72-46)48-28-26-42(70-48)24-20-18-14-8-2/h25-36,39-40H,7-24,37-38H2,1-6H3

InChI key

NOJURONZIGXBEP-UHFFFAOYSA-N

Related Categories

General description

DTS(PTTh2)2 is a conjugating polymer with an absorption onset of 815 nm and a field effect hole mobility of ~ 0.1 cm2V-1s-1. It acts as a small donor molecule that can be used as an active layer in optoelectronic applications.

Application

Narrow band gap material for high-efficiency organic solar cells (OPVs) application
OPV Device Structure: ITO/MoOx/DTS(PTTh2)2: PC70BM/Al
  • JSC = 14.4 mA/cm2
  • VOC = 0.78 V
  • FF = 0.59
  • PCE = 6.7%

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

772372-VAR: + 772372-100MG: + 772372-BULK:

jan

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Certificates of Analysis (COA)

Lot/Batch Number
MKCP7070
MKBR8017V
MKBL8704

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Zachary B Henson et al.
Journal of the American Chemical Society, 134(8), 3766-3779 (2012-01-31)
π-Conjugated materials containing pyridal[2,1,3]thiadiazole (PT) units have recently achieved record power conversion efficiencies of 6.7% in solution-processed, molecular bulk-heterojunction (BHJ) organic photovoltaics. Recognizing the importance of this new class of molecular systems and with the aim of establishing a more
Balancing the H-and J-aggregation in DTS (PTTh 2) 2/PC 70 BM to yield a high photovoltaic efficiency
Zhao Q, et al.
Journal of Material Chemistry C, 3(31), 8183-8192 (2015)
Exciton delocalization incorporated drift-diffusion model for bulk-heterojunction organic solar cells
Wang ZS, et al.
Journal of Applied Physics, 120(21), 213101-213101 (2016)
Plastic solar cells: Self-assembly of bulk heterojunction nano-materials by spontaneous phase separation
AIP Conference Proceedings, 1519(1), 47-50 (2013)
Optical performance and color investigations of hybrid solar cells based on P3HT: ZnO, PCPDTBT: ZnO, PTB7: ZnO and DTS (PTTh2) 2: ZnO
Duche D, et al.
Solar Energy Materials and Solar Cells, 126, 197-204 (2014)
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.

溶液プロセスにより作製される有機太陽電池用低分子ドナー材料の開発

溶液プロセスにより作製される低分子太陽電池の最近の成果についてご紹介します。低分子ドナー化合物の独創的な分子設計により、電力変換効率は約8%に向上しています。

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