3-Iodothiophene-2-carboxylic acid

3-碘噻吩-2-羧酸

Also known as: 2-Thiophenecarboxylic acid, 3-iodo-, 3-Iodo-thiophene-2-carboxylic acid, 3-Iodothiophene carboxylic acid, 3-Jod-thiophen-2-carbonsaeure, 3-iodo-2-thiophenecarboxylic acid

3-Iodothiophene-2-carboxylic acid (CAS 60166-84-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3IO2S and a molecular weight of 254.04600 g/mol. It is also known as 2-Thiophenecarboxylic acid, 3-iodo-, 3-Iodo-thiophene-2-carboxylic acid and 3-Iodothiophene carboxylic acid. Key properties include a melting point of 195ºC, a boiling point of 340.3ºC at 760 mmHg, a density of 2.238g/cm3 and a flash point of 159.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
60166-84-9
Jingsj CID
J-1401705-8
Molecular Formula
C5H3IO2S
Chinese Name
3-碘噻吩-2-羧酸
Molecular Weight
254.04600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point195ºC
Boiling Point340.3ºC at 760 mmHg
Density2.238g/cm3
Flash Point159.6ºC

Frequently Asked Questions

What is the CAS number of 3-Iodothiophene-2-carboxylic acid?

The CAS number of 3-Iodothiophene-2-carboxylic acid is 60166-84-9.

What are the molecular formula and molecular weight of 3-Iodothiophene-2-carboxylic acid?

3-Iodothiophene-2-carboxylic acid has molecular formula C5H3IO2S and molecular weight 254.04600 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Iodothiophene-2-carboxylic acid (CAS 60166-84-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1401705-8 (accessed 2026-10-24).

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