Description

Methyl 4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate (CAS No. 7767-60-4) is a high-purity heterocyclic organic compound with the molecular formula C₈H₈O₂S₂. This specialized chemical features a fused thieno[3,4-b]thiophene core with a methyl ester functional group at the 2-position, making it a valuable building block for advanced materials research. The compound is supplied as a crystalline solid with ≥95% purity (HPLC) and is ideal for use in organic synthesis, materials science, and pharmaceutical research. Its unique electronic properties make it particularly interesting for applications in organic semiconductors, conductive polymers, and photovoltaic materials. Proper storage at 2-8°C under inert atmosphere is recommended to maintain stability.

Properties

• CAS Number: 7767-60-4
• Complexity: 195
• IUPAC Name: methyl 4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate
• InChI: InChI=1S/C8H8O2S2/c1-10-8(9)6-2-5-3-11-4-7(5)12-6/h2H,3-4H2,1H3
• InChI Key: HHUQUYKPAMERGU-UHFFFAOYSA-N
• Exact Mass: 199.99657184
• Molecular Formula: C8H8O2S2
• Molecular Weight: 200.3
• SMILES: COC(=O)C1=CC2=C(S1)CSC2
• Topological: 79.8
• Monoisotopic Mass: 199.99657184
• Synonyms: methyl 4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate, 7767-60-4, MFCD15096514, 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid Methyl Ester, 4,6-Dihydro-thieno[3,4-b]thiophene-2-carboxylic acid methyl ester, SCHEMBL1659891, DTXSID10392509, HHUQUYKPAMERGU-UHFFFAOYSA-N, AKOS002124961, DA-19767, DS-18981, SY056508, CS-0042854, M2202, C76487, methyl4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate

Application

This compound serves as a key intermediate in the synthesis of conjugated polymers for organic electronic devices. Researchers utilize it in developing novel organic semiconductors for flexible electronics and OLED applications. The methyl ester functionality allows for further derivatization to create customized materials with tailored electronic properties.

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