1,4-Dimethylpyridinium iodide

1,4-二甲基吡啶碘化物

Also known as: 1,4-Dimethylpyridinium iodide, 1,4-Dimethylpyridine iodide, 1,4-Dimethylpyridinium iodide salt, 1,4-dimethylpyridin-1-ium iodide, 1-methyl-4-picolinium iodide, N,4-Dimethylpyridinium iodide, N-Methyl-4-methylpyridinium iodide, 4-Picoline methiodide, 4-Methylpyridine methiodide, MFCD00031899

1,4-Dimethylpyridinium iodide (CAS 2301-80-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10IN and a molecular weight of 235.06500 g/mol. It is also known as 1,4-Dimethylpyridine iodide, 1,4-Dimethylpyridinium iodide salt and 1,4-dimethylpyridin-1-ium iodide. Key property: a melting point of 151-154ºC. 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.
2301-80-6
Jingsj CID
J-723-2
Molecular Formula
C7H10IN
Chinese Name
1,4-二甲基吡啶碘化物
Molecular Weight
235.06500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point151-154ºC
Exact Mass234.98600
PSA3.88000

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 1,4-Dimethylpyridinium iodide?

The CAS number of 1,4-Dimethylpyridinium iodide is 2301-80-6.

What are the molecular formula and molecular weight of 1,4-Dimethylpyridinium iodide?

1,4-Dimethylpyridinium iodide has molecular formula C7H10IN and molecular weight 235.06500 g/mol.

Is 1,4-Dimethylpyridinium iodide hazardous?

1,4-Dimethylpyridinium iodide 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 1,4-Dimethylpyridinium iodide?

For 1,4-Dimethylpyridinium iodide, Upstream Products: 4-Methylpyridine, iodomethane; Downstream Products: 4-Phenylpyridine, 4-(4-Diethylaminostyryl)-1-methylpyridinium iodide.

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

Last updated:

How to cite: Jingsj. "1,4-Dimethylpyridinium iodide (CAS 2301-80-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-723-2 (accessed 2026-10-28).

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