Description

[2,2'-Bithiophene]-5-Carboxaldehyde, 3'-Octyl- CAS NO 2582829-55-6 is a high-purity, functionalized bithiophene derivative featuring a carboxaldehyde group and a long octyl chain. This compound is a critical organic semiconductor building block and advanced organic synthesis intermediate, enabling the development of novel materials with tailored electronic and optical properties. It is essential for researchers and manufacturers in the organic electronics, pharmaceutical, and specialty chemical sectors.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in Organic Field-Effect Transistors (OFETs), Organic Photovoltaics (OPVs), and Organic Light-Emitting Diodes (OLEDs).
• Chemical Synthesis Intermediate: The reactive aldehyde group facilitates the construction of complex molecular architectures via condensation, coupling, and cyclization reactions for pharmaceutical and agrochemical research.
• Material Science Research: Used in developing novel functional materials, liquid crystals, and sensors where the combination of π-conjugated systems and alkyl solubility is required.
• Dye and Pigment Synthesis: Serves as a starting material for creating advanced chromophores and pigments with specific light-absorption characteristics.

Basic Information

Product Name	[2,2'-Bithiophene]-5-Carboxaldehyde, 3'-Octyl-
CAS No.	2582829-55-6
Molecular Formula	C₁₇H₂₀OS₂
Molecular Weight	304.47 g/mol
Synonyms	3'-Octyl-[2,2'-bithiophene]-5-carboxaldehyde; 5-Formyl-3'-octyl-2,2'-bithiophene; 3'-Octyl-2,2'-bithiophene-5-carbaldehyde; 3-Octyl-2,2'-bithiophene-5-carboxaldehyde; 5-Carboxaldehyde-3'-octyl-2,2'-bithiophene; Octylbithiophene carboxaldehyde; OBT-CHO
EINECS	Contact for details

Quality Control

Every batch of [2,2'-Bithiophene]-5-Carboxaldehyde, 3'-Octyl- undergoes rigorous analytical testing to ensure high purity and batch-to-batch consistency, critical for sensitive electronic and synthetic applications. Our quality assurance protocols include HPLC, NMR, and GC-MS analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment.

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 area. This compound is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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