4-Pyridinesulfonyl chloride
Also known as: Pyridine-4-sulfonyl chloride, 4-pyridylsulfonyl chloride, 4-pyridyl sulfonyl chloride, pyridine-4-sulfonylchloride, PYRIDINE-4-SULFONYL CHLORIDE HCl
4-Pyridinesulfonyl chloride (CAS 134479-04-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4ClNO2S and a molecular weight of 177.609 g/mol. Key properties include a boiling point of 284.2±13.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 125.7±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 134479-04-2
- Jingsj CID
- J-1498537-6
- Molecular Formula
- C5H4ClNO2S
- Molecular Weight
- 177.609 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 284.2±13.0 °C at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 125.7±19.8 °C |
| Exact Mass | 176.965118 |
| PSA | 55.41000 |
| LogP | 0.50 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.553 |
Frequently Asked Questions
What is the CAS number of 4-Pyridinesulfonyl chloride?
The CAS number of 4-Pyridinesulfonyl chloride is 134479-04-2.
What are the molecular formula and molecular weight of 4-Pyridinesulfonyl chloride?
4-Pyridinesulfonyl chloride has molecular formula C5H4ClNO2S and molecular weight 177.609 g/mol.
What are the upstream and downstream products of 4-Pyridinesulfonyl chloride?
For 4-Pyridinesulfonyl chloride, Upstream Products: 4-Mercaptopyridine, 4,4'-Dithiodipyridine, 4-Bromopyridine; Downstream Products: pyridine-4-sulfonamide.
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-Pyridinesulfonyl chloride (CAS 134479-04-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498537-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.