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Atomfair 5”-Bromo-3′,3”-dihexyl-[2,2′:5′,2”-terthiophene]-5-carbaldehyde 3T-CHO-Br C25H31BrOS3 CAS 1628940-31-7

5”-Bromo-3′,3”-dihexyl-[2,2′:5′,2”-terthiophene]-5-carbaldehyde (CAS No. 1628940-31-7) is a high-purity conjugated organic compound with the molecular formula C25H31BrOS3. This terthiophene derivative features a bromo-substituted thiophene core, hexyl side chains for enhanced solubility, and a reactive carbaldehyde functional group, making it an ideal building block for organic electronics and optoelectronic materials. Its extended π-conjugation and tailored electronic properties are optimized for applications in organic semiconductors, photovoltaic devices, and OLEDs. With a molecular weight of 523.61 g/mol, this compound is supplied as a crystalline solid with >95% purity (HPLC) and is rigorously characterized by1H NMR,13C NMR, and mass spectrometry. Store under inert atmosphere at -20°C…

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Description

5”-Bromo-3′,3”-dihexyl-[2,2′:5′,2”-terthiophene]-5-carbaldehyde (CAS No. 1628940-31-7) is a high-purity conjugated organic compound with the molecular formula C25H31BrOS3. This terthiophene derivative features a bromo-substituted thiophene core, hexyl side chains for enhanced solubility, and a reactive carbaldehyde functional group, making it an ideal building block for organic electronics and optoelectronic materials. Its extended π-conjugation and tailored electronic properties are optimized for applications in organic semiconductors, photovoltaic devices, and OLEDs. With a molecular weight of 523.61 g/mol, this compound is supplied as a crystalline solid with >95% purity (HPLC) and is rigorously characterized by 1H NMR, 13C NMR, and mass spectrometry. Store under inert atmosphere at -20°C to prevent degradation.

Properties

  • CAS Number: 1628940-31-7
  • Complexity: 505
  • IUPAC Name: 5-[5-(5-bromo-3-hexyl-2-thienyl)-3-hexyl-2-thienyl]thiophene-2-carbaldehyde
  • InChI: InChI=1S/C25H31BrOS3/c1-3-5-7-9-11-18-15-22(29-24(18)21-14-13-20(17-27)28-21)25-19(16-23(26)30-25)12-10-8-6-4-2/h13-17H,3-12H2,1-2H3
  • InChI Key: BHEQNSDXCBNBQE-UHFFFAOYSA-N
  • Exact Mass: 522.07204
  • Molecular Formula: C25H31BrOS3
  • Molecular Weight: 523.6
  • SMILES: CCCCCCC1=C(SC(=C1)C2=C(C=C(S2)Br)CCCCCC)C3=CC=C(S3)C=O
  • Topological: 102
  • Monoisotopic Mass: 522.07204
  • Synonyms: 5”-Bromo-3′,3”-dihexyl-[2,2′:5′,2”-terthiophene]-5-carbaldehyde, 1628940-31-7, 3T-CHO-Br

Application

This bromo-functionalized terthiophene aldehyde serves as a key precursor for synthesizing conjugated polymers and small molecules in organic electronics. Its structure enables precise tuning of HOMO-LUMO levels in donor-acceptor systems for photovoltaic applications. The compound is particularly valuable in creating narrow bandgap materials for organic solar cells and as a building block for thiophene-based fluorescent probes. The reactive aldehyde group facilitates further functionalization through condensation or nucleophilic addition reactions.

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