Ethyl thieno[2,3-b]thiophene-2-carboxylate

噻吩并[2,3-b]噻吩-2-羧酸乙酯

Also known as: Ethyl thieno[2,3-b]thiophene-2-carboxylate, Thieno[2,3-b]thiophene-2-carboxylic acid ethyl ester, 335030-45-0, SCHEMBL2274004, KKGJVYPEQNKVBF-UHFFFAOYSA-N, DA-42763

Ethyl thieno[2,3-b]thiophene-2-carboxylate (CAS 335030-45-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H8O2S2 and a molecular weight of 212.28900 g/mol. It is also known as Thieno[2,3-b]thiophene-2-carboxylic acid ethyl ester, 335030-45-0 and SCHEMBL2274004. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
335030-45-0
Jingsj CID
J-1391758-4
Molecular Formula
C9H8O2S2
Chinese Name
噻吩并[2,3-b]噻吩-2-羧酸乙酯
Molecular Weight
212.28900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl thieno[2,3-b]thiophene-2-carboxylate?

The CAS number of Ethyl thieno[2,3-b]thiophene-2-carboxylate is 335030-45-0.

What are the molecular formula and molecular weight of Ethyl thieno[2,3-b]thiophene-2-carboxylate?

Ethyl thieno[2,3-b]thiophene-2-carboxylate has molecular formula C9H8O2S2 and molecular weight 212.28900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Ethyl thieno[2,3-b]thiophene-2-carboxylate (CAS 335030-45-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1391758-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.