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Atomfair Diethyl 2,5-bis(trimethylstannyl)thieno[3,2-b]thiophene-3,6-dicarboxylate C18H28O4S2Sn2 CAS 2105955-68-6

Diethyl 2,5-bis(trimethylstannyl)thieno[3,2-b]thiophene-3,6-dicarboxylate (CAS No. 2105955-68-6) is a high-purity organotin compound with the molecular formula C18H28O4S2Sn2. This specialized chemical features a thieno[3,2-b]thiophene core functionalized with trimethylstannyl groups and diethyl carboxylate moieties, making it a valuable intermediate in organic synthesis and materials science. Its unique structure is particularly suited for applications in conjugated polymer systems, organic electronics, and cross-coupling reactions such as Stille couplings. Supplied as a solid with >95% purity (HPLC), this compound is rigorously tested for consistency and stability. Store under inert atmosphere at -20°C to prevent degradation. Ideal for researchers developing advanced organic semiconductors, photovoltaic materials, or catalytic systems.

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Description

Diethyl 2,5-bis(trimethylstannyl)thieno[3,2-b]thiophene-3,6-dicarboxylate (CAS No. 2105955-68-6) is a high-purity organotin compound with the molecular formula C18H28O4S2Sn2. This specialized chemical features a thieno[3,2-b]thiophene core functionalized with trimethylstannyl groups and diethyl carboxylate moieties, making it a valuable intermediate in organic synthesis and materials science. Its unique structure is particularly suited for applications in conjugated polymer systems, organic electronics, and cross-coupling reactions such as Stille couplings. Supplied as a solid with >95% purity (HPLC), this compound is rigorously tested for consistency and stability. Store under inert atmosphere at -20°C to prevent degradation. Ideal for researchers developing advanced organic semiconductors, photovoltaic materials, or catalytic systems.

Properties

  • CAS Number: 2105955-68-6
  • Complexity: 496
  • IUPAC Name: diethyl 2,5-bis(trimethylstannyl)thieno[3,2-b]thiophene-3,6-dicarboxylate
  • InChI: InChI=1S/C12H10O4S2.6CH3.2Sn/c1-3-15-11(13)7-5-17-10-8(6-18-9(7)10)12(14)16-4-2;;;;;;;;/h3-4H2,1-2H3;6*1H3;;
  • InChI Key: QWOMQYGZWNQMHM-UHFFFAOYSA-N
  • Exact Mass: 609.94671
  • Molecular Formula: C18H28O4S2Sn2
  • Molecular Weight: 610.0
  • SMILES: CCOC(=O)C1=C(SC2=C1SC(=C2C(=O)OCC)[Sn](C)(C)C)[Sn](C)(C)C
  • Topological: 109
  • Monoisotopic Mass: 611.94731
  • Synonyms: Diethyl 2,5-bis(trimethylstannyl)thieno[3,2-b]thiophene-3,6-dicarboxylate, 2105955-68-6

Application

This compound serves as a key monomer in the synthesis of conjugated polymers for organic electronics, enabling efficient charge transport in devices like OFETs and OPVs. Its bis(trimethylstannyl) functionality makes it particularly valuable for Stille coupling reactions to construct extended π-conjugated systems. Researchers also utilize it to develop novel thiophene-based materials with tailored optoelectronic properties for sensors and OLED applications.

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