Description

Dithieno[3,2-b:2',3'-d]thiophene-2-carboxaldehyde is a high-purity, functionalized organic building block featuring a fused thiophene core. This compound is valued for its unique electronic properties and planar, conjugated structure, making it a critical precursor in advanced materials synthesis. It is primarily sought by researchers and manufacturers in the organic electronics and pharmaceutical intermediates sectors for developing novel semiconductors and bioactive molecules.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in Organic Field-Effect Transistors (OFETs) and Organic Photovoltaics (OPVs).
• Pharmaceutical Intermediate: Serves as a versatile building block for constructing complex heterocyclic scaffolds in medicinal chemistry research.
• Material Science Research: Used in the development of novel electroactive materials, dyes, and sensors due to its electron-rich thiophene backbone.
• Ligand Synthesis: The aldehyde functional group allows for the creation of complex ligands for catalysis and coordination chemistry.
• Chemical Synthesis: Employed in cross-coupling reactions (e.g., Suzuki, Stille) to create extended π-conjugated systems for optoelectronic applications.

Basic Information

Product Name	Dithieno[3,2-b:2',3'-d]thiophene-2-carboxaldehyde
CAS No.	3593-76-8
Molecular Formula	C9H4OS3
Molecular Weight	224.32 g/mol
Synonyms	Dithienothiophene-2-carboxaldehyde; DTT-CHO; 2-Formyldithieno[3,2-b:2',3'-d]thiophene; Dithieno[3,2-b:2',3'-d]thiophene-2-carbaldehyde; 2-Dithieno[3,2-b:2',3'-d]thiophenecarboxaldehyde; Thieno[3',2':4,5]thieno[2,3-c]thiophene-2-carboxaldehyde
EINECS	Contact for details

Quality Control

Our Dithieno[3,2-b:2',3'-d]thiophene-2-carboxaldehyde is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your R&D and quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
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.