Description

Benzo[1,2-B:4,5-B']Dithiophene, 4,8-Di-2-Thienyl- is a high-purity organic semiconductor building block and a key intermediate in advanced materials chemistry. This compound is critical for researchers and manufacturers developing next-generation electronic and optoelectronic devices due to its excellent charge-transport properties and molecular planarity. It is primarily utilized in the synthesis of conjugated polymers and small molecules for organic photovoltaics (OPVs), organic field-effect transistors (OFETs), and perovskite solar cells.

Application

• Organic Photovoltaic (OPV) Materials: Serves as a core donor unit in the synthesis of low-bandgap conjugated polymers for high-efficiency solar cells.
• Organic Field-Effect Transistors (OFETs): Used as a precursor for p-type semiconductor materials, enabling high hole mobility in electronic circuits.
• Perovskite Solar Cell Components: Incorporated into hole-transport materials (HTMs) to improve device stability and power conversion efficiency.
• Organic Light-Emitting Diodes (OLEDs): Acts as a building block for emissive or charge-transport layers in display and lighting technologies.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D in novel pi-conjugated systems and heterocyclic chemistry.
• Printed Electronics: Enables the development of solution-processable electronic inks for flexible and wearable devices.

Basic Information

Product Name	Benzo[1,2-B:4,5-B']Dithiophene, 4,8-Di-2-Thienyl-
CAS No.	1620482-23-6
Molecular Formula	C18H10S4
Molecular Weight	354.53 g/mol
Synonyms	4,8-Di(thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene; 2,2'-(Benzo[1,2-b:4,5-b']dithiophene-4,8-diyl)dithiophene; BDTT; 4,8-Bis(2-thienyl)benzo[1,2-b:4,5-b']dithiophene; Benzo[1,2-b:4,5-b']dithiophene-4,8-diylbis(thiophene-2-yl); 4,8-Di-2-thienylbenzo[1,2-b:4,5-b']dithiophene
EINECS	Contact for details

Quality Control

Our Benzo[1,2-B:4,5-B']Dithiophene, 4,8-Di-2-Thienyl- is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity, essential for sensitive electronic applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality system is designed to meet the stringent requirements of advanced materials research and development.

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) in a cool, dry, and well-ventilated place. This material is light-sensitive and easily oxidized; prolonged exposure to air and light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 98.0% (Area %)
Melting Point	Contact for details

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