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2-fluoro-1-methylpyridinium p-toluenesulfonate

Also known as: 2-fluoro-1-methylpyridin-1-ium 4-methylbenzenesulfonate, 2-fluoro-1-methylpyridinium 4-toluenesulfonate, 2-fluoro-1-methylpyridinium p-toluenesulphonate, 2-fluoro-1-methylpyridinium toluene-4-sulfonate, 2-fluoro-N-methylpyridinium toluene-4-sulfonate, 2-fluoro-1-methylpyridinium 4-methylbenzenesulfonate, Mukaiyama's fluorinating agent, 1-methyl-2-fluoropyridinium tosylate

2-fluoro-1-methylpyridinium p-toluenesulfonate (CAS 58086-67-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H14FNO3S and a molecular weight of 283.319 g/mol. Key property: a melting point of 130-134 °C(lit.). It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
58086-67-2
Jingsj CID
J-34523-3
Molecular Formula
C13H14FNO3S
Molecular Weight
283.319 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Melting Point130-134 °C(lit.)
Exact Mass283.067841
PSA69.46000
LogP2.63010

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. 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 2-fluoro-1-methylpyridinium p-toluenesulfonate?

The CAS number of 2-fluoro-1-methylpyridinium p-toluenesulfonate is 58086-67-2.

What are the molecular formula and molecular weight of 2-fluoro-1-methylpyridinium p-toluenesulfonate?

2-fluoro-1-methylpyridinium p-toluenesulfonate has molecular formula C13H14FNO3S and molecular weight 283.319 g/mol.

Is 2-fluoro-1-methylpyridinium p-toluenesulfonate hazardous?

2-fluoro-1-methylpyridinium p-toluenesulfonate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-fluoro-1-methylpyridinium p-toluenesulfonate?

For 2-fluoro-1-methylpyridinium p-toluenesulfonate, Upstream Products: 2-Fluoropyridine, Methyl p-toluenesulfonate, (4-Methyl-1H-imidazol-5-yl)methanol hydrochloride.

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

Last updated:

How to cite: Jingsj. "2-fluoro-1-methylpyridinium p-toluenesulfonate (CAS 58086-67-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34523-3 (accessed 2026-11-09).

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