(Dichloromethylene)dimethylammonium chloride

Also known as: Phosgeniminium chloride, Viehe's salt, N,N-Dimethylphosgeniminium chloride, Dichloromethylenedimethyliminium chloride, Dichloromethylenedimethylammonium chloride, Phosgene iminium chloride, dichloromethylidene(dimethyl)azanium chloride

(Dichloromethylene)dimethylammonium chloride (CAS 33842-02-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H6Cl3N and a molecular weight of 162.44500 g/mol. Key property: a melting point of 183-187 °C (dec.)(lit.). It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33842-02-3
Jingsj CID: J-35656-9
Molecular Formula: C₃H₆Cl₃N
Molecular Weight: 162.44500 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	183-187 °C (dec.)(lit.)
Exact Mass	160.95700
PSA	3.01000

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

H314 — Causes severe skin burns and eye damage
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 (Dichloromethylene)dimethylammonium chloride?

The CAS number of (Dichloromethylene)dimethylammonium chloride is 33842-02-3.

What are the molecular formula and molecular weight of (Dichloromethylene)dimethylammonium chloride?

(Dichloromethylene)dimethylammonium chloride has molecular formula C3H6Cl3N and molecular weight 162.44500 g/mol.

Is (Dichloromethylene)dimethylammonium chloride hazardous?

(Dichloromethylene)dimethylammonium chloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H335 — May cause respiratory irritation.

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. "(Dichloromethylene)dimethylammonium chloride (CAS 33842-02-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35656-9 (accessed 2026-11-09).

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