Description

5-(5-(5-Bromo-3-Octylthiophen-2-Yl)Thieno[3,2-B]Thiophen-2-Yl)-4-Octylthiophene-2-Carbaldehyde is a high-purity, functionalized organic semiconductor building block. This compound is critical for the synthesis of advanced conjugated polymers and small molecules used in next-generation electronic devices. It is primarily sought by R&D chemists and material scientists in the organic electronics and photovoltaics industries for developing high-performance materials.

Application

• Organic Semiconductor Synthesis: A key monomer for constructing donor-acceptor (D-A) type conjugated polymers with tailored energy levels.
• Organic Photovoltaic (OPV) Cells: Used in the development of active layer materials to enhance power conversion efficiency and device stability.
• Organic Field-Effect Transistors (OFETs): Serves as a precursor for high-mobility p-type or ambipolar semiconductor materials.
• Perovskite Solar Cells: Employed in the synthesis of hole-transporting materials (HTMs) or interfacial layers.
• Organic Light-Emitting Diodes (OLEDs): Used to create novel emitters or host materials with specific photophysical properties.
• Chemical Research: A versatile intermediate for exploring new thiophene-based π-conjugated systems and their structure-property relationships.
• Material Science: Fundamental research into the self-assembly and charge transport properties of novel organic materials.

Basic Information

Product Name	5-(5-(5-Bromo-3-Octylthiophen-2-Yl)Thieno[3,2-B]Thiophen-2-Yl)-4-Octylthiophene-2-Carbaldehyde
CAS No.	1801422-25-2
Molecular Formula	C₃₁H₃₉BrOS₄
Molecular Weight	659.84 g/mol
Synonyms	4-Octyl-5-[5-(5-bromo-3-octyl-2-thienyl)thieno[3,2-b]thiophen-2-yl]thiophene-2-carboxaldehyde; 2-Octyl-5-[5-(5-bromo-3-octylthiophen-2-yl)thieno[3,2-b]thiophen-2-yl]thiophene-3-carbaldehyde; TT-Br-Octyl-CHO; (5-Bromo-3-octylthiophen-2-yl)-TT-Octyl-CHO; Thieno[3,2-b]thiophene-based aldehyde monomer; Brominated octyl-thiophene aldehyde derivative; Conjugated polymer aldehyde precursor
EINECS	Contact for details

Quality Control

Our 5-(5-(5-Bromo-3-Octylthiophen-2-Yl)Thieno[3,2-B]Thiophen-2-Yl)-4-Octylthiophene-2-Carbaldehyde is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural integrity. Certificates of Analysis (COA) detailing batch-specific results are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store the product under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C. The material is easily oxidized and light-sensitive; prolonged exposure to air, moisture, or light should be avoided to maintain purity.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Residual Solvents (GC)	Meets ICH guidelines

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