Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate

5-乙酰基-2-氨基-4-甲基噻吩-3-羧酸乙酯

Also known as: 2-Amino-3-aethoxycarbonyl-4-methyl-5-acetyl-thiophen, 3-Thiophenecarboxylic acid, 5-acetyl-2-amino-4-methyl-, ethyl ester, 5-Acetyl-2-amino-4-methyl-3-thiophenecarboxylic acid ethyl ester, 5-Acetyl-2-amino-4-methyl-thiophen-3-carbonsaeureethylester, 5-Acetyl-2-amino-4-methyl-thiophene-3-carboxylic acid ethyl ester, Ethyl 5-acetyl-2-amino-4-methyl-3-thiophenecarboxylate, ethyl 5-acetyl-2-amino-4-methyl-thiophene-3-carboxylate

Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate (CAS 57773-41-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H13NO3S and a molecular weight of 227.28000 g/mol. It is also known as 2-Amino-3-aethoxycarbonyl-4-methyl-5-acetyl-thiophen, 3-Thiophenecarboxylic acid, 5-acetyl-2-amino-4-methyl-, ethyl ester and 5-Acetyl-2-amino-4-methyl-3-thiophenecarboxylic acid ethyl ester. Key properties include a boiling point of 405.2ºC at 760mmHg, a density of 1.239g/cm3 and a flash point of 198.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57773-41-8
Jingsj CID
J-1311366-1
Molecular Formula
C10H13NO3S
Chinese Name
5-乙酰基-2-氨基-4-甲基噻吩-3-羧酸乙酯
Molecular Weight
227.28000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point405.2ºC at 760mmHg
Density1.239g/cm3
Flash Point198.9ºC

Frequently Asked Questions

What is the CAS number of Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate?

The CAS number of Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate is 57773-41-8.

What are the molecular formula and molecular weight of Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate?

Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate has molecular formula C10H13NO3S and molecular weight 227.28000 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate (CAS 57773-41-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1311366-1 (accessed 2026-10-24).

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