2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid

2-(5-(甲氧羰基)噻吩-2-基)乙酸

Also known as: 2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid, 2-(5-methoxycarbonylthiophen-2-yl)acetic acid, 2-Thiopheneacetic acid, 5-(methoxycarbonyl)-, [5-(Methoxycarbonyl)-2-thienyl]acetic acid

2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid (CAS 142667-06-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8O4S and a molecular weight of 200.212 g/mol. It is also known as 2-(5-methoxycarbonylthiophen-2-yl)acetic acid, 2-Thiopheneacetic acid, 5-(methoxycarbonyl)- and [5-(Methoxycarbonyl)-2-thienyl]acetic acid. Key properties include a boiling point of 367.5±32.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 176.1±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
142667-06-9
Jingsj CID
J-1018999-7
Molecular Formula
C8H8O4S
Chinese Name
2-(5-(甲氧羰基)噻吩-2-基)乙酸
Molecular Weight
200.212 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point367.5±32.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point176.1±25.1 °C

Frequently Asked Questions

What is the CAS number of 2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid?

The CAS number of 2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid is 142667-06-9.

What are the molecular formula and molecular weight of 2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid?

2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid has molecular formula C8H8O4S and molecular weight 200.212 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(5-(Methoxycarbonyl)thiophen-2-yl)acetic acid (CAS 142667-06-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1018999-7 (accessed 2026-10-24).

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