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Dibutyl chlorophosphate

Also known as: Dibutoxyphosphoryl Chloride, Phosphorochloridic Acid Dibutyl Ester, NSC 2649, Dibutyl phosphorochloridate, 1-[butoxy(chloro)phosphoryl]oxybutane, Chlorophosphonic acid dibutyl ester, Dibutoxychlorophosphine Oxide, Di-n-Butyl Phosphorochloridate, di-n-butyl chlorophosphate

Dibutyl chlorophosphate (CAS 819-43-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H18ClO3P and a molecular weight of 228.65300 g/mol. Key properties include a boiling point of 279.1ºC at 760 mmHg, a density of 1.094g/cm3 and a flash point of 147.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
819-43-2
Jingsj CID
J-39755-7
Molecular Formula
C8H18ClO3P
Molecular Weight
228.65300 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point279.1ºC at 760 mmHg
Density1.094g/cm3
Flash Point147.1ºC
Exact Mass228.06800
PSA45.34000
LogP3.96670
Refractive Index1.433

Frequently Asked Questions

What is the CAS number of Dibutyl chlorophosphate?

The CAS number of Dibutyl chlorophosphate is 819-43-2.

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

Dibutyl chlorophosphate has molecular formula C8H18ClO3P and molecular weight 228.65300 g/mol.

What are the upstream and downstream products of Dibutyl chlorophosphate?

For Dibutyl chlorophosphate, Upstream Products: Dibutyl phosphite, Dibutyl phosphate, 1-Butanol; Downstream Products: Triethyl phosphate, Dibutyl butylphosphonate, 1-Chlorobutane.

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

Last updated:

How to cite: Jingsj. "Dibutyl chlorophosphate (CAS 819-43-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39755-7 (accessed 2026-11-09).

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