Description

Benzo[1,2-B:4,5-B']Dithiophene, 4,8-Bis[5-(2-Octyldodecyl)-2-Thienyl]- is a high-performance organic semiconductor material belonging to the class of conjugated polymers and small molecules. This compound matters for its exceptional charge-carrier mobility and tunable optoelectronic properties, which are critical for advanced electronic device performance. It is primarily needed by researchers and manufacturers in the organic electronics sector, particularly for developing next-generation organic photovoltaics (OPVs), organic field-effect transistors (OFETs), and organic light-emitting diodes (OLEDs).

Application

• Organic Photovoltaic (OPV) Cells: Serves as a key electron-donor or acceptor material in the active layer of solar cells for efficient light absorption and charge generation.
• Organic Field-Effect Transistors (OFETs): Used as the semiconducting channel material to enable high-mobility, flexible, and low-cost electronic circuits and displays.
• Organic Light-Emitting Diodes (OLEDs): Functions as an emissive or charge-transport layer in display and lighting technologies for improved efficiency and color purity.
• Chemical Sensors: Employed in the fabrication of sensitive and selective sensors due to its responsive electronic structure.
• Research & Development: A vital building block for synthesizing novel conjugated polymers and small molecules in academic and industrial R&D laboratories.
• Printed Electronics: Suitable for solution-processable inks used in roll-to-roll manufacturing of flexible and wearable electronics.

Basic Information

Product Name	Benzo[1,2-B:4,5-B']Dithiophene, 4,8-Bis[5-(2-Octyldodecyl)-2-Thienyl]-
CAS No.	1631039-21-8
Molecular Formula	C58H86S4
Molecular Weight	895.5 g/mol
Synonyms	BDT-Th-OD; 2-Octyldodecyl-substituted BDT-Th; 4,8-Bis(5-(2-octyldodecyl)thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene; BDT(Th-OD)2; Benzo[1,2-b:4,5-b']dithiophene derivative with branched alkyl chains; Conjugated BDT monomer; Organic semiconductor BDT; Thienyl-substituted benzo[1,2-b:4,5-b']dithiophene
EINECS	Contact for details

Quality Control

Our Benzo[1,2-B:4,5-B']Dithiophene derivative is produced under stringent quality protocols to ensure batch-to-batch consistency and high purity, which is critical for reproducible device performance. Each lot undergoes comprehensive analysis including HPLC for purity, NMR for structural confirmation, and elemental analysis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support R&D and production needs with material traceability and compliance documentation.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to prevent oxidation and degradation. The container should be kept in a cool, dry, and well-ventilated place away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Moisture Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.