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CS-W001157 4
Total: USD 88.00

[2,2':5',2''-Terthiophene]-5-carbaldehyde

  • CAS No. 7342-41-8

  • Cat. No. CS-0156739
  • Purity≥98%
  • MDL No.MFCD00115181

*For research and further manufacturing use only, not for direct human use.

[2,2':5',2''-Terthiophene]-5-carbaldehyde|CS-0156739

Structure of 7342-41-8

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General Information

  • CAS No. 7342-41-8
  • Cat. No. CS-0156739
  • Purity ≥98%
  • MDL No. MFCD00115181
  • Storage -20°C, sealed storage, away from moisture
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₁₃H₈OS₃
  • Molecular Weight 276.40
  • Synonym(s) 5-Formyl-2,2':5',2''-terthiophene
  • SMILES C1=CC(=S=C1)C2=CC=C(C3=CC=C(C=O)S3)S2

Description

[2,2':5',2''-Terthiophene]-5-carbaldehyde features a linear, electron-rich terthiophene backbone with a terminal aldehyde group enabling direct functionalization. This conjugated scaffold delivers enhanced charge transport properties and facilitates incorporation into organic semiconductors, photovoltaic materials, and molecular electronics architectures.

Application

[2,2':5',2''-Terthiophene]-5-carbaldehyde serves as a versatile building block for conjugated materials, enabling efficient coupling reactions via its aldehyde functionality. Its planar, electron-rich terthiophene backbone enhances charge transport properties, while the terminal aldehyde allows for straightforward derivatization—such as reductive amination or cyanohydrin formation—facilitating access to functionalized oligothiophenes and advanced organic semiconductors. Bench-stable and compatible with standard synthetic protocols, it supports scalable synthesis of tailored π-conjugated architectures.

Synthesis

  • Route1

    References

    • Tetrahedron, , vol. 68, # 18 p. 3605 - 3610
  • Route2
    • In-stock
      2,2':5',2''-Terthiophene|CS-W019822
      1081-34-1
    • null|null
      68-12-2
    • ~99%
    • In-stock
      [2,2':5',2''-Terthiophene]-5-carbaldehyde|CS-0156739
      7342-41-8

    References

    • Nishizawa, Takeshi; Tajima, Keisuke; Hashimoto, Kazuhito Journal of Materials Chemistry, 2007 , vol. 17, # 23 p. 2440 - 2445
  • Route3
    • In-stock
      5-Bromothiophene-2-carbaldehyde|CS-W008646
      4701-17-1
    • null|null
      162717-58-0
    • ~69%
    • In-stock
      [2,2':5',2''-Terthiophene]-5-carbaldehyde|CS-0156739
      7342-41-8

    References

    • Albano, Vincenzo Giulio; Bandini, Marco; Melucci, Manuela; Monari, Magda; Piccinelli, Fabio; Tommasi, Simona; Umani-Ronchi, Achille Advanced Synthesis and Catalysis, 2005 , vol. 347, # 11-13 p. 1507 - 1512

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H302-H315-H319-H335
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501

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Computational Chemistry Data

  • TPSA   17.07
  • LogP   3.9148
  • H_Acceptors   3
  • H_Donors   0
  • Rotatable_Bonds   3

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