5-Tert-butyl-4-(chlorosulfonyl)thiophene-2-carboxylic acid

5-叔丁基-4-(氯磺酰基)噻吩-2-羧酸

5-Tert-butyl-4-(chlorosulfonyl)thiophene-2-carboxylic acid (CAS 1803584-21-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H11ClO4S2 and a molecular weight of 282.8 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1803584-21-5
Jingsj CID: J-753257-9
Molecular Formula: C₉H₁₁ClO₄S₂
Chinese Name: 5-叔丁基-4-(氯磺酰基)噻吩-2-羧酸
Molecular Weight: 282.8 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Tert-butyl-4-(chlorosulfonyl)thiophene-2-carboxylic acid?

The CAS number of 5-Tert-butyl-4-(chlorosulfonyl)thiophene-2-carboxylic acid is 1803584-21-5.

What are the molecular formula and molecular weight of 5-Tert-butyl-4-(chlorosulfonyl)thiophene-2-carboxylic acid?

5-Tert-butyl-4-(chlorosulfonyl)thiophene-2-carboxylic acid has molecular formula C9H11ClO4S2 and molecular weight 282.8 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. "5-Tert-butyl-4-(chlorosulfonyl)thiophene-2-carboxylic acid (CAS 1803584-21-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-753257-9 (accessed 2026-10-24).

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