Phosphoric acid, butyl ester, sodium salt

磷酸丁酯钠盐

Also known as: Disodium butyl phosphate, Phosphoric acid hydrogen sodium butyl ester salt, disodium,butyl phosphate, EINECS 258-380-0, EINECS 264-676-0

Phosphoric acid, butyl ester, sodium salt (CAS 53126-67-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H9Na2O4P and a molecular weight of 198.06500 g/mol. It is also known as Disodium butyl phosphate, Phosphoric acid hydrogen sodium butyl ester salt and disodium,butyl phosphate. Key properties include a boiling point of 272.5ºC at 760 mmHg and a flash point of 118.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53126-67-3
Jingsj CID
J-1168143-4
Molecular Formula
C4H9Na2O4P
Chinese Name
磷酸丁酯钠盐
Molecular Weight
198.06500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point272.5ºC at 760 mmHg
Flash Point118.6ºC

Frequently Asked Questions

What is the CAS number of Phosphoric acid, butyl ester, sodium salt?

The CAS number of Phosphoric acid, butyl ester, sodium salt is 53126-67-3.

What are the molecular formula and molecular weight of Phosphoric acid, butyl ester, sodium salt?

Phosphoric acid, butyl ester, sodium salt has molecular formula C4H9Na2O4P and molecular weight 198.06500 g/mol.

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

Last updated:

How to cite: Jingsj. "Phosphoric acid, butyl ester, sodium salt (CAS 53126-67-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1168143-4 (accessed 2026-10-25).

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