Description

5,8-Dibromo-2,3-Bis(5-(2-Ethylhexyl)Thiophen-2-Yl)-6,7-Difluoroquinoxaline is a high-purity, functionalized quinoxaline derivative designed for advanced materials research and development. This compound is a critical building block for synthesizing novel organic semiconductors and conjugated polymers, offering tunable electronic and optical properties. It is primarily utilized by R&D chemists and material scientists in the organic electronics, photovoltaics, and specialty chemical sectors seeking to develop next-generation electronic devices.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a key electron-accepting or donor unit in the active layer of polymer solar cells to enhance power conversion efficiency.
• Organic Field-Effect Transistors (OFETs): Used as a precursor for semiconducting polymers or small molecules to improve charge carrier mobility.
• Organic Light-Emitting Diodes (OLEDs): Acts as a building block for emissive or charge-transport layers to achieve specific color emission and device stability.
• Chemical Synthesis Intermediate: Provides a versatile, halogenated quinoxaline core for further cross-coupling reactions (e.g., Suzuki, Stille) in pharmaceutical and agrochemical research.
• Non-Linear Optical (NLO) Materials: Investigated for use in materials requiring specific light-modulating properties due to its extended conjugated system.
• Research & Development: Employed in academic and industrial labs for the discovery and prototyping of new functional organic materials.

Basic Information

Product Name	5,8-Dibromo-2,3-Bis(5-(2-Ethylhexyl)Thiophen-2-Yl)-6,7-Difluoroquinoxaline
CAS No.	1643416-18-5
Molecular Formula	C₃₆H₄₀Br₂F₂N₂S₂
Molecular Weight	786.66 g/mol
Synonyms	2,3-Bis[5-(2-ethylhexyl)-2-thienyl]-5,8-dibromo-6,7-difluoroquinoxaline; 5,8-Dibromo-2,3-di(5-(2-ethylhexyl)thiophen-2-yl)-6,7-difluoroquinoxaline; DBDFQ; Difluoroquinoxaline Thiophene Derivative; Quinoxaline-thiophene copolymer precursor
EINECS	Contact for details

Quality Control

Our production of 5,8-Dibromo-2,3-Bis(5-(2-Ethylhexyl)Thiophen-2-Yl)-6,7-Difluoroquinoxaline adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity, typically >97% (HPLC). Each lot is fully characterized using NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light). For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

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

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