5-isopropylthiophene-3-carboxylic acid

5-异丙基噻吩-3-羧酸

Also known as: 5-isopropyl-3-thenoic acid, 5-isopropyl-3-thiophenecarboxylic acid, 5-propan-2-ylthiophene-3-carboxylic acid, 5-(propan-2-yl)thiophene-3-carboxylic acid, 5-ISOPROPYL-THIOPHENE-3-CARBOXYLIC ACID, AKOS B007509, AKOS MSC-0502, ART-CHEM-BB B007509, ASINEX-REAG BAS 13521730, CHEMBRDG-BB 3007509

5-isopropylthiophene-3-carboxylic acid (CAS 123418-51-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H10O2S and a molecular weight of 170.22900 g/mol. It is also known as 5-isopropyl-3-thenoic acid, 5-isopropyl-3-thiophenecarboxylic acid and 5-propan-2-ylthiophene-3-carboxylic acid. Key properties include a boiling point of 289.3ºC at 760 mmHg, a density of 1.202g/cm3 and a flash point of 128.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
123418-51-9
Jingsj CID
J-1517952-0
Molecular Formula
C8H10O2S
Chinese Name
5-异丙基噻吩-3-羧酸
Molecular Weight
170.22900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point289.3ºC at 760 mmHg
Density1.202g/cm3
Flash Point128.7ºC

Frequently Asked Questions

What is the CAS number of 5-isopropylthiophene-3-carboxylic acid?

The CAS number of 5-isopropylthiophene-3-carboxylic acid is 123418-51-9.

What are the molecular formula and molecular weight of 5-isopropylthiophene-3-carboxylic acid?

5-isopropylthiophene-3-carboxylic acid has molecular formula C8H10O2S and molecular weight 170.22900 g/mol.

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

Last updated:

How to cite: Jingsj. "5-isopropylthiophene-3-carboxylic acid (CAS 123418-51-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517952-0 (accessed 2026-10-25).

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