1-Methylpyridinium-2-sulfonate

Also known as: 1-METHYL-2-PYRIDINIUMSULFONATE, 1-Methylpyridin-1-ium-2-sulfonate, 1-Methyl-2-sulfo-pyridinium betaine, 1-Methyl-2-sulfopyridinium inner salt

1-Methylpyridinium-2-sulfonate (CAS 4329-93-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7NO3S and a molecular weight of 173.19000 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4329-93-5
Jingsj CID: J-1502320-8
Molecular Formula: C₆H₇NO₃S
Molecular Weight: 173.19000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	173.01500
PSA	87.18000
LogP	0.06050

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-Methylpyridinium-2-sulfonate?

The CAS number of 1-Methylpyridinium-2-sulfonate is 4329-93-5.

What are the molecular formula and molecular weight of 1-Methylpyridinium-2-sulfonate?

1-Methylpyridinium-2-sulfonate has molecular formula C6H7NO3S and molecular weight 173.19000 g/mol.

What are the upstream and downstream products of 1-Methylpyridinium-2-sulfonate?

For 1-Methylpyridinium-2-sulfonate, Upstream Products: Diazomethane, PYRIDINE-2-SULFONIC ACID, Dimethyl sulfate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-Methylpyridinium-2-sulfonate (CAS 4329-93-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502320-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.