4-methylpyridine-2-sulfonic acid
Also known as: 2-pyridinesulfonic acid, 4-methyl-, 4-methyl-2-pyridinesulfonic acid, 4-Methylpyridine-2-sulfonic acid, 2-Pyridinesulfonicacid,4-methyl
4-methylpyridine-2-sulfonic acid (CAS 18616-04-1) 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. Key property: a density of 1.422g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 18616-04-1
- Jingsj CID
- J-1519319-8
- Molecular Formula
- C6H7NO3S
- Molecular Weight
- 173.19000 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.422g/cm3 |
|---|---|
| Exact Mass | 173.01500 |
| PSA | 75.64000 |
| LogP | 1.71750 |
| Refractive Index | 1.562 |
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 4-methylpyridine-2-sulfonic acid?
The CAS number of 4-methylpyridine-2-sulfonic acid is 18616-04-1.
What are the molecular formula and molecular weight of 4-methylpyridine-2-sulfonic acid?
4-methylpyridine-2-sulfonic acid has molecular formula C6H7NO3S and molecular weight 173.19000 g/mol.
What are the upstream and downstream products of 4-methylpyridine-2-sulfonic acid?
For 4-methylpyridine-2-sulfonic acid, Upstream Products: 4-Methylpyridine-2(1H)-thione.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-methylpyridine-2-sulfonic acid (CAS 18616-04-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519319-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.