Description

Methyl thieno[3,2-b]thiophene-2-carboxylate (CAS: 98800-10-3) is a high-purity heterocyclic organic compound with the molecular formula C₈H₆O₂S₂. This specialized ester derivative of thieno[3,2-b]thiophene is a valuable building block in organic synthesis and materials science. The compound features a fused thiophene ring system with a carboxylate ester group at the 2-position, offering unique electronic properties for conjugated systems. Our product is supplied at >97% purity, rigorously tested via HPLC and NMR to ensure consistency for research applications. Ideal for use in photovoltaic materials, organic semiconductors, and as a precursor for functionalized thiophene derivatives. Packaged under inert gas to ensure stability and shipped with detailed analytical documentation.

Properties

• CAS Number: 98800-10-3
• Complexity: 195
• IUPAC Name: methyl thieno[3,2-b]thiophene-5-carboxylate
• InChI: InChI=1S/C8H6O2S2/c1-10-8(9)7-4-6-5(12-7)2-3-11-6/h2-4H,1H3
• InChI Key: VCLNJFSCOKHCEJ-UHFFFAOYSA-N
• Exact Mass: 197.98092178
• Molecular Formula: C8H6O2S2
• Molecular Weight: 198.3
• SMILES: COC(=O)C1=CC2=C(S1)C=CS2
• Topological: 82.8
• Monoisotopic Mass: 197.98092178
• Synonyms: Methyl thieno[3,2-b]thiophene-2-carboxylate, 98800-10-3, Thieno[3,2-b]thiophene-2-carboxylic Acid Methyl Ester, methyl thieno[3,2-b]thiophene-5-carboxylate, METHYL THIENO[3,2-B!THIOPHENE-2-CARBOXYLATE, 97, MFCD01934498, Maybridge1_007346, SCHEMBL9432718, HMS562F20, DTXSID50372340, VCLNJFSCOKHCEJ-UHFFFAOYSA-N, THIENO[3,2-B]THIOPHENE-2-CARBOXYLICACID, METHYL ESTER, SBB092332, AKOS005072024, CB-0831, AC-27449, DA-16826, CS-0378237, M3001, F20567, methyl thiopheno[2,3-d]thiophene-2-carboxylate

Application

Methyl thieno[3,2-b]thiophene-2-carboxylate serves as a key intermediate in the synthesis of organic electronic materials, particularly for polymer solar cells and OFETs due to its extended π-conjugation. The compound is utilized in developing low-bandgap copolymers for enhanced light absorption in photovoltaic applications. Researchers employ this ester as a monomer for constructing thiophene-based conductive polymers with tailored HOMO/LUMO levels. Its reactivity allows further functionalization at the thiophene ring or ester group for customized material properties.

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