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Dimethyl chlorophosphate

Also known as: Dimethyl phosphorochloridate, Chlorodimethyl phosphate, Dimethyl phosphorochloridate, Dimethyl chloridophosphate, Dimethoxyphosphinic chloride, MFCD00117904, [chloro(methoxy)phosphoryl]oxymethane

Dimethyl chlorophosphate (CAS 813-77-4) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C2H6ClO3P and a molecular weight of 144.49400 g/mol. Key properties include a boiling point of 80ºC25 mm Hg(lit.), a density of 1.34 g/mL at 25ºC(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H300, H310 and H330 — Fatal if inhaled. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
813-77-4
Jingsj CID
J-36600-7
Molecular Formula
C2H6ClO3P
Molecular Weight
144.49400 g/mol
Category
Organohalogen Compounds
Last updated
11/3/2026
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Physicochemical Properties

Boiling Point80ºC25 mm Hg(lit.)
Density1.34 g/mL at 25ºC(lit.)
Flash Point>110.0 °C
Exact Mass143.97400
PSA45.34000
LogP1.62610
Refractive Indexn20/D 1.413(lit.)

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H300
  • H310
  • H330 — Fatal if inhaled
  • H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of Dimethyl chlorophosphate?

The CAS number of Dimethyl chlorophosphate is 813-77-4.

What are the molecular formula and molecular weight of Dimethyl chlorophosphate?

Dimethyl chlorophosphate has molecular formula C2H6ClO3P and molecular weight 144.49400 g/mol.

Is Dimethyl chlorophosphate hazardous?

Dimethyl chlorophosphate has GHS signal word Danger and hazard statements H300; H310; H330 — Fatal if inhaled.

What are the upstream and downstream products of Dimethyl chlorophosphate?

For Dimethyl chlorophosphate, Upstream Products: Dimethyl phosphonate, Methanol, Trimethyl phosphite; Downstream Products: 9-Methylanthracene, Trimethyl phosphate, Dimethyl phosphate.

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

Last updated:

How to cite: Jingsj. "Dimethyl chlorophosphate (CAS 813-77-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36600-7 (accessed 2026-11-09).

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