Ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate

5-(4-甲氧基苯基)噻吩-2-羧酸乙酯

Also known as: ethyl 5-(4-methoxyphenyl)-2-thiophenecarboxylate, ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate, 2-ethoxycarbonyl-5-(4-methoxyphenyl)thiophene, 5-(4-methoxyphenyl)-2-thiophenecarboxylic acid ethyl ester, 2-Thiophenecarboxylic acid, 5-(4-methoxyphenyl)-, ethyl ester

Ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate (CAS 13858-71-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H14O3S and a molecular weight of 262.32400 g/mol. It is also known as ethyl 5-(4-methoxyphenyl)-2-thiophenecarboxylate, ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate and 2-ethoxycarbonyl-5-(4-methoxyphenyl)thiophene. Key properties include a melting point of 71-75ºC, a boiling point of 399.2ºC at 760mmHg, a density of 1.178g/cm3 and a flash point of 195.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13858-71-4
Jingsj CID
J-1499938-3
Molecular Formula
C14H14O3S
Chinese Name
5-(4-甲氧基苯基)噻吩-2-羧酸乙酯
Molecular Weight
262.32400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point71-75ºC
Boiling Point399.2ºC at 760mmHg
Density1.178g/cm3
Flash Point195.2ºC

Frequently Asked Questions

What is the CAS number of Ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate?

The CAS number of Ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate is 13858-71-4.

What are the molecular formula and molecular weight of Ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate?

Ethyl 5-(4-methoxyphenyl)thiophene-2-carboxylate has molecular formula C14H14O3S and molecular weight 262.32400 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-(4-methoxyphenyl)thiophene-2-carboxylate (CAS 13858-71-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499938-3 (accessed 2026-10-22).

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