3,4,6-trichloro-1-benzothiophene-2-carboxylic acid

3,4,6-三氯苯并[b]噻吩-2-羧酸

Also known as: 3,4,6-TRICHLORO-BENZO[B]THIOPHENE-2-CARBOXYLIC ACID, 3,4,6-Trichlorbenzo<b>thiophen-2-carbonsaeure, 3,4,6-trichloro-1-benzothiophene-2-carboxylic acid

3,4,6-trichloro-1-benzothiophene-2-carboxylic acid (CAS 34576-90-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H3Cl3O2S and a molecular weight of 281.54300 g/mol. It is also known as 3,4,6-TRICHLORO-BENZO[B]THIOPHENE-2-CARBOXYLIC ACID and 3,4,6-Trichlorbenzo<b>thiophen-2-carbonsaeure. Key properties include a boiling point of 455ºC at 760mmHg, a density of 1.744g/cm3 and a flash point of 229ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34576-90-4
Jingsj CID
J-1088359-4
Molecular Formula
C9H3Cl3O2S
Chinese Name
3,4,6-三氯苯并[b]噻吩-2-羧酸
Molecular Weight
281.54300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point455ºC at 760mmHg
Density1.744g/cm3
Flash Point229ºC

Frequently Asked Questions

What is the CAS number of 3,4,6-trichloro-1-benzothiophene-2-carboxylic acid?

The CAS number of 3,4,6-trichloro-1-benzothiophene-2-carboxylic acid is 34576-90-4.

What are the molecular formula and molecular weight of 3,4,6-trichloro-1-benzothiophene-2-carboxylic acid?

3,4,6-trichloro-1-benzothiophene-2-carboxylic acid has molecular formula C9H3Cl3O2S and molecular weight 281.54300 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4,6-trichloro-1-benzothiophene-2-carboxylic acid (CAS 34576-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1088359-4 (accessed 2026-10-25).

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