Description

4,6-Dibromo-3-Fluorothieno[3,4-B]Thiophene-2-Carboxylic Acid Octyl Ester is a high-purity, functionalized thienothiophene derivative designed for advanced material synthesis. This compound is a critical building block for the development of novel organic semiconductors and electronic materials due to its unique fused-ring structure and halogen substituents. It is primarily utilized by R&D chemists and material scientists in the organic electronics, photovoltaics, and specialty polymer industries seeking to tune the optoelectronic properties of their target molecules.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing p-type or n-type organic semiconductors used in OFETs (Organic Field-Effect Transistors).
• Photovoltaic Material Development: Serves as an electron-accepting or electron-donating unit in the active layer of organic solar cells (OSCs) and perovskite solar cells.
• Electroluminescent Material Synthesis: Used in the research and development of novel emitters or host materials for OLED (Organic Light-Emitting Diode) displays and lighting.
• Specialty Polymer & Conjugated Polymer Chemistry: Incorporated into polymer backbones to modify band gaps, solubility, and charge transport properties.
• Chemical Intermediate for Sensitizers & Dyes: Acts as a precursor for dyes used in dye-sensitized solar cells (DSSCs) and other photonic applications.
• Academic & Industrial R&D: Employed in fundamental research exploring structure-property relationships in π-conjugated systems.

Basic Information

Item	Detail
Product Name	4,6-Dibromo-3-Fluorothieno[3,4-B]Thiophene-2-Carboxylic Acid Octyl Ester
CAS No.	1160823-76-6
Molecular Formula	C15H15Br2FO2S2
Molecular Weight	478.21 g/mol
Synonyms	Octyl 4,6-dibromo-3-fluorothieno[3,4-b]thiophene-2-carboxylate; 4,6-Dibromo-3-fluoro-thieno[3,4-b]thiophene-2-carboxylic acid octyl ester; DBF-TT-CO2C8; Thieno[3,4-b]thiophene-2-carboxylic acid, 4,6-dibromo-3-fluoro-, octyl ester; Fused thiophene octyl ester derivative; Halogenated thienothiophene monomer
EINECS	Contact for details

Quality Control

Our production of 4,6-Dibromo-3-Fluorothieno[3,4-B]Thiophene-2-Carboxylic Acid Octyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for sensitive electronic applications. Each lot is characterized using advanced analytical techniques including HPLC, GC-MS, NMR (1H, 13C, 19F), and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Retention time corresponds to reference standard
Identification (NMR)	Spectrum consistent with reference structure
Purity (HPLC)	≥ 97.0% (Area Percent)
Water Content (KF)	≤ 0.5% w/w
Residue on Ignition	≤ 0.1%

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