1-Hydroxyethanediphosphonic acid monosodium salt

羟基乙叉二膦酸钠

Also known as: 1-Hydroxyethanediphosphonic acid sodium salt, 1-Hydroxyethane-1,1-diphosphonic acid sodium salt, (1-Hydroxyethylidene)bisphosphonic acid sodium salt, Sodium hydroxyethylidene diphosphonate, Phosphonic acid, (1-hydroxyethylidene)bis-, sodium salt, Etidronic acid monosodium salt, Sodium etidronate, MONO-SODIUM SALT OF 1-HYDROXY ETHYLIDENE-1,1-DIPHOSPHONIC ACID, Hydroxyethylidene diphosphonic acid, sodium salt

1-Hydroxyethanediphosphonic acid monosodium salt (CAS 29329-71-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H7NaO7P2 and a molecular weight of 228.01000 g/mol. It is also known as 1-Hydroxyethanediphosphonic acid sodium salt, 1-Hydroxyethane-1,1-diphosphonic acid sodium salt and (1-Hydroxyethylidene)bisphosphonic acid sodium salt. Key properties include a boiling point of 578.8ºC at 760 mmHg and a flash point of 303.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29329-71-3
Jingsj CID
J-1511552-0
Molecular Formula
C2H7NaO7P2
Chinese Name
羟基乙叉二膦酸钠
Molecular Weight
228.01000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point578.8ºC at 760 mmHg
Flash Point303.8ºC

Frequently Asked Questions

What is the CAS number of 1-Hydroxyethanediphosphonic acid monosodium salt?

The CAS number of 1-Hydroxyethanediphosphonic acid monosodium salt is 29329-71-3.

What are the molecular formula and molecular weight of 1-Hydroxyethanediphosphonic acid monosodium salt?

1-Hydroxyethanediphosphonic acid monosodium salt has molecular formula C2H7NaO7P2 and molecular weight 228.01000 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Hydroxyethanediphosphonic acid monosodium salt (CAS 29329-71-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511552-0 (accessed 2026-10-25).

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