Description

Description

Thieno[3,2-b]thiophene-2-carbaldehyde (CAS No. 31486-86-9) is a high-purity heterocyclic organic compound with the molecular formula C₇H₄OS₂. This specialized aldehyde derivative of thienothiophene is a valuable building block in organic synthesis and materials science. The compound features a fused thieno[3,2-b]thiophene core with a reactive formyl group at the 2-position, making it particularly useful for conjugation and further functionalization.

Our product is rigorously tested to ensure >98% purity (HPLC) and is supplied as a crystalline solid with excellent lot-to-lot consistency. The material is carefully packaged under inert atmosphere to maintain stability and is ideal for research applications requiring precise molecular architecture. Researchers will appreciate the compound’s role as a precursor for conductive polymers, organic semiconductors, and photovoltaic materials.

Key specifications include:

• Molecular Weight: 168.23 g/mol
• IUPAC Name: thieno[3,2-b]thiophene-5-carbaldehyde
• Synonyms: Thieno[3,2-b]thiophene-2-carboxaldehyde
• Storage: Store at 2-8??C under inert atmosphere
• Hazard Codes: Xi (Irritant)

Application

Thieno[3,2-b]thiophene-2-carbaldehyde serves as a critical intermediate in the synthesis of advanced organic electronic materials. Researchers utilize this compound as a building block for developing conjugated polymers with enhanced charge transport properties for OFET and OPV applications. The aldehyde functionality enables facile condensation reactions to create novel push-pull architectures in donor-acceptor type semiconducting materials. Its rigid fused heterocyclic structure contributes to improved ??-?? stacking in molecular electronics.

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