Description

2,2'-(2,5-Bis((2-Ethylhexyl)Oxy)-1,4-Phenylene)Dithieno[3,2-B]Thiophene is a high-performance organic semiconductor material belonging to the class of fused thiophene-based small molecules. This compound matters for its exceptional charge carrier mobility and tunable optoelectronic properties, which are critical for developing next-generation electronic devices. It is primarily needed by R&D and manufacturing teams in the organic electronics, photovoltaics, and advanced materials sectors seeking to enhance device efficiency and stability.

Application

• As a p-type semiconductor material in Organic Field-Effect Transistors (OFETs).
• As an electron donor or hole-transport material in the active layer of Organic Photovoltaic (OPV) cells and perovskite solar cells.
• As a key functional component in the development of organic light-emitting transistors (OLETs) and other optoelectronic devices.
• In advanced material science research for studying structure-property relationships in conjugated organic systems.
• As a high-purity intermediate for synthesizing more complex polymeric or oligomeric semiconductors.
• For fabricating thin-film electronic circuits and sensors requiring solution-processable organic semiconductors.

Basic Information

Product Name	2,2'-(2,5-Bis((2-Ethylhexyl)Oxy)-1,4-Phenylene)Dithieno[3,2-B]Thiophene
CAS No.	1914976-66-1
Molecular Formula	C38H46O2S4
Molecular Weight	662.99 g/mol
Synonyms	DTBDT-C8; 2,5-Bis((2-ethylhexyl)oxy)-1,4-phenylene-bis(dithieno[3,2-b]thiophene); Dithieno[3,2-b]thiophene, 2,2'-(2,5-bis((2-ethylhexyl)oxy)-1,4-phenylene)bis-; BDT-type derivative; Alkoxy-substituted dithienothiophene-phenylene copolymer precursor; High-mobility organic semiconductor; OPV/OFET material 1914976-66-1
EINECS	Contact for details

Quality Control

Our high-purity organic electronic materials undergo rigorous quality testing, including HPLC, NMR, and elemental analysis, to ensure batch-to-batch consistency and performance reliability for sensitive R&D and production applications. Certificates of Analysis (COA) detailing purity, identity, and key physical properties are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere if possible, as the material may be sensitive to prolonged oxygen exposure. Keep away from strong oxidizers.

Specification

Item	Specification
Appearance	Dark solid (color may vary by batch)
Identification (HPLC/MS)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Standard Grade)
Purity (HPLC)	≥ 99.5% (High-Purity Grade)
Residual Solvents (GC)	Meet ICH guidelines
Elemental Analysis	Conforms to theoretical values (±0.4%)

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