2-Chloromethyl-3,4-dimethoxypyridinium chloride

Also known as: 2-Chloromethyl-3,4-dimethoxy pyridine hydrochloride, 2-(Chloromethyl)-3,4-dimethoxypyridinium hydrochloride, 2-(Chloromethyl)-3,4-dimethoxypyridine hydrochloride (1:1), alpha-Chloro-3,4-dimethoxy-2-picoline hydrochloride, 2-Chloromethyl-3,4-dimethoxypyridinium chloride 72830-09-2, EINECS 416-440-5, MFCD02181083

2-Chloromethyl-3,4-dimethoxypyridinium chloride (CAS 72830-09-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H11Cl2NO2 and a molecular weight of 224.08 g/mol. Key properties include a melting point of 155 °C (dec.)(lit.), a boiling point of 293.9ºC at 760 mmHg and a flash point of 131.6ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 72830-09-2
Jingsj CID: J-1103874-7
Molecular Formula: C₈H₁₁Cl₂NO₂
Molecular Weight: 224.08 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	155 °C (dec.)(lit.)
Boiling Point	293.9ºC at 760 mmHg
Flash Point	131.6ºC
Exact Mass	223.016678
PSA	32.60000

GHS Safety & Compliance

Corrosion / Irritant / Health Hazard / Environmental HazardSignal word: Danger

H302 — Harmful if swallowed
H312 — Harmful in contact with skin
H315 — Causes skin irritation
H317 — May cause an allergic skin reaction
H318 — Causes serious eye damage
H373 — May cause damage to organs through prolonged exposure
H411 — Toxic to aquatic life with long lasting effects

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 2-Chloromethyl-3,4-dimethoxypyridinium chloride?

The CAS number of 2-Chloromethyl-3,4-dimethoxypyridinium chloride is 72830-09-2.

What are the molecular formula and molecular weight of 2-Chloromethyl-3,4-dimethoxypyridinium chloride?

2-Chloromethyl-3,4-dimethoxypyridinium chloride has molecular formula C8H11Cl2NO2 and molecular weight 224.08 g/mol.

Is 2-Chloromethyl-3,4-dimethoxypyridinium chloride hazardous?

2-Chloromethyl-3,4-dimethoxypyridinium chloride has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of 2-Chloromethyl-3,4-dimethoxypyridinium chloride?

For 2-Chloromethyl-3,4-dimethoxypyridinium chloride, Upstream Products: 3,4-Dimethoxy-2-pyridinemethanol, 3,4-dimethoxy-2-methylpyridine N-oxide, 3-Methoxy-2-methyl-1H-pyridin-4-one; Downstream Products: Pantoprazole sulfide, Pantoprazole, Pantoprazole sodium.

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. "2-Chloromethyl-3,4-dimethoxypyridinium chloride (CAS 72830-09-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1103874-7 (accessed 2026-11-09).

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