Methyl isoquinoline-5-sulfonate

5-异喹啉磺酸甲酯

Also known as: Fasudil Impurity 5, Isoquinoline-5-sulfonic acid methyl ester

Methyl isoquinoline-5-sulfonate (CAS 2044702-91-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO3S and a molecular weight of 223.253 g/mol. It is also known as Fasudil Impurity 5 and Isoquinoline-5-sulfonic acid methyl ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2044702-91-0
Jingsj CID
J-1377600-4
Molecular Formula
C10H9NO3S
Chinese Name
5-异喹啉磺酸甲酯
Molecular Weight
223.253 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Methyl isoquinoline-5-sulfonate?

The CAS number of Methyl isoquinoline-5-sulfonate is 2044702-91-0.

What are the molecular formula and molecular weight of Methyl isoquinoline-5-sulfonate?

Methyl isoquinoline-5-sulfonate has molecular formula C10H9NO3S and molecular weight 223.253 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl isoquinoline-5-sulfonate (CAS 2044702-91-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377600-4 (accessed 2026-10-24).

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