4H,5H,6H-cyclopenta[b]thiophen-2-ylmethanesulfonyl chloride

4H,5H,6H-环戊并[b]噻吩-2-基甲磺酰氯

4H,5H,6H-cyclopenta[b]thiophen-2-ylmethanesulfonyl chloride (CAS 1566990-23-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9ClO2S2 and a molecular weight of 236.7 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1566990-23-5
Jingsj CID
J-68529-0
Molecular Formula
C8H9ClO2S2
Chinese Name
4H,5H,6H-环戊并[b]噻吩-2-基甲磺酰氯
Molecular Weight
236.7 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 4H,5H,6H-cyclopenta[b]thiophen-2-ylmethanesulfonyl chloride?

The CAS number of 4H,5H,6H-cyclopenta[b]thiophen-2-ylmethanesulfonyl chloride is 1566990-23-5.

What are the molecular formula and molecular weight of 4H,5H,6H-cyclopenta[b]thiophen-2-ylmethanesulfonyl chloride?

4H,5H,6H-cyclopenta[b]thiophen-2-ylmethanesulfonyl chloride has molecular formula C8H9ClO2S2 and molecular weight 236.7 g/mol.

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

Last updated:

How to cite: Jingsj. "4H,5H,6H-cyclopenta[b]thiophen-2-ylmethanesulfonyl chloride (CAS 1566990-23-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-68529-0 (accessed 2026-10-23).

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