7-chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid

7-氯噻吩并[2,3-f][1,3]苯并二氧代-6-羧酸

Also known as: 7-CHLOROTHIENO[2,3-F][1,3]BENZODIOXOLE-6-CARBOXYLIC ACID, Thieno[2,3-f]-1,3-benzodioxole-6-carboxylic acid, 7-chloro-, 7-Chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid

7-chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid (CAS 334720-22-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H5ClO4S and a molecular weight of 256.66200 g/mol. It is also known as 7-CHLOROTHIENO[2,3-F][1,3]BENZODIOXOLE-6-CARBOXYLIC ACID, Thieno[2,3-f]-1,3-benzodioxole-6-carboxylic acid, 7-chloro- and 7-Chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 334720-22-8
Jingsj CID: J-1056286-8
Molecular Formula: C₁₀H₅ClO₄S
Chinese Name: 7-氯噻吩并[2,3-f][1,3]苯并二氧代-6-羧酸
Molecular Weight: 256.66200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 7-chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid?

The CAS number of 7-chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid is 334720-22-8.

What are the molecular formula and molecular weight of 7-chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid?

7-chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid has molecular formula C10H5ClO4S and molecular weight 256.66200 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "7-chlorothieno[2,3-f][1,3]benzodioxole-6-carboxylic acid (CAS 334720-22-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1056286-8 (accessed 2026-10-25).

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