Methyl 5-acetylthiophene-2-carboxylate

5-乙酰基-噻吩-2-羧酸甲酯

Also known as: 5-acetyl-2-thiophenecarboxylic acid methyl ester, 5-acetyl-thiophene-2-carboxylic acid methyl ester, Methyl 5-acetylthiophen-2-carboxylate, methyl 2-acetylthiophene-5-carboxylate, methyl 5-acetyl-2-thiophene-carboxylate, methyl 5-ethanoylthiophene-2-carboxylate

Methyl 5-acetylthiophene-2-carboxylate (CAS 4101-81-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8O3S and a molecular weight of 184.21200 g/mol. It is also known as 5-acetyl-2-thiophenecarboxylic acid methyl ester, 5-acetyl-thiophene-2-carboxylic acid methyl ester and Methyl 5-acetylthiophen-2-carboxylate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4101-81-9
Jingsj CID
J-1340574-4
Molecular Formula
C8H8O3S
Chinese Name
5-乙酰基-噻吩-2-羧酸甲酯
Molecular Weight
184.21200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Methyl 5-acetylthiophene-2-carboxylate?

The CAS number of Methyl 5-acetylthiophene-2-carboxylate is 4101-81-9.

What are the molecular formula and molecular weight of Methyl 5-acetylthiophene-2-carboxylate?

Methyl 5-acetylthiophene-2-carboxylate has molecular formula C8H8O3S and molecular weight 184.21200 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 5-acetylthiophene-2-carboxylate (CAS 4101-81-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1340574-4 (accessed 2026-10-22).

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