Description

4-Bromo-5,6-Difluoro-7-(5'-Hexyl-[2,2'-Bithiophen]-5-Yl)Benzo[C][1,2,5]Thiadiazole is a high-value, specialized organic semiconductor building block designed for advanced materials research and development. This compound matters for its role as a key monomer in synthesizing conjugated polymers and small molecules for next-generation electronic devices. It is primarily needed by R&D chemists and material scientists in the organic electronics, photovoltaics, and display technology sectors.

Application

• As a critical monomer for synthesizing donor-acceptor (D-A) type conjugated polymers used in organic photovoltaics (OPVs) and perovskite solar cells.
• In the development of organic field-effect transistors (OFETs) and organic thin-film transistors (OTFTs) for flexible electronics.
• As a building block for organic light-emitting diodes (OLEDs), particularly for red and near-infrared emitters.
• For creating organic photodetectors (OPDs) and sensors due to its tunable optoelectronic properties.
• In fundamental academic and industrial R&D to explore structure-property relationships in π-conjugated systems.
• As a high-purity intermediate for custom synthesis and contract manufacturing of specialty electronic chemicals.

Basic Information

Product Name	4-Bromo-5,6-Difluoro-7-(5'-Hexyl-[2,2'-Bithiophen]-5-Yl)Benzo[C][1,2,5]Thiadiazole
CAS No.	1774364-87-2
Molecular Formula	C₂₂H₁₅BrF₂N₂S₃
Molecular Weight	545.46 g/mol
Synonyms	4-Bromo-5,6-difluoro-7-[5-(5-hexyl-2-thienyl)-2-thienyl]benzo[c][1,2,5]thiadiazole; 4-Bromo-5,6-difluoro-7-(5'-hexyl-[2,2'-bithiophen]-5-yl)benzothiadiazole; BT-2T-Br (common abbreviation); BDT-2T-Br derivative; Donor-Acceptor monomer with bromo end-cap; Thiophene-Benzothiadiazole based monomer; Electronic Grade Monomer 1774364-87-2
EINECS	Contact for details

Quality Control

Our electronic-grade products undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with advanced material specifications. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles for traceability and research validation. Our quality system supports development under ISO 9001 guidelines, with custom purity grades available to meet specific R&D or scale-up requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This compound is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive); handling under an inert atmosphere such as nitrogen or argon is recommended for long-term storage and to prevent degradation.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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