Diethyl n-butanephosphonate

1-丁基膦酸二乙酯

Also known as: Diethyl 1-butylphosphonate, Diethyl butylphosphonate, 1-Butylphosphonic acid diethyl ester, 1-diethoxyphosphorylbutane, DIETHYL 1-BUTYLPHOSPHONATE, DIETHYL BUTYLPHOSPHONATE, DIETHYL N-BUTANEPHOSPHONATE, Diethyl butylphosphonate, Diethyl(1-butyl)phosphonate, Diethyl-butylphosphonat, Diethyl1-butylphosphonate,99+%, MFCD00082700, N-BUTANEPHOSPHONIC ACID DIETHYL ESTER, P-Butyl-Phosphonic Acid Diethyl Ester, butyldiethylphosphonate, diethyl 1-butanephosphonate, diethyl butane-1-phosphonate, diethyl butylphosphonite, diethyl n-butylphosphonate, n-butylphosphonic acid diethyl ester

Diethyl n-butanephosphonate (CAS 2404-75-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H19O4P and a molecular weight of 210.20800 g/mol. It is also known as Diethyl 1-butylphosphonate, Diethyl butylphosphonate and 1-Butylphosphonic acid diethyl ester. Key properties include a boiling point of 74-76°C 1mm, a density of 0.983g/cm3 and a flash point of 74-76°C/1mm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2404-75-3
Jingsj CID
J-2963-0
Molecular Formula
C8H19O4P
Chinese Name
1-丁基膦酸二乙酯
Molecular Weight
210.20800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point74-76°C 1mm
Density0.983g/cm3
Flash Point74-76°C/1mm

Frequently Asked Questions

What is the CAS number of Diethyl n-butanephosphonate?

The CAS number of Diethyl n-butanephosphonate is 2404-75-3.

What are the molecular formula and molecular weight of Diethyl n-butanephosphonate?

Diethyl n-butanephosphonate has molecular formula C8H19O4P and molecular weight 210.20800 g/mol.

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

Last updated:

How to cite: Jingsj. "Diethyl n-butanephosphonate (CAS 2404-75-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2963-0 (accessed 2026-10-22).

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