sodium hypophosphate
连二磷酸钠
Also known as: tetrasodium hypophosphate, Hypophosphoric acid, tetrasodium salt, Hypophosphoric acid, sodium salt (1:4), Sodium hypophosphate (Na4P2O6), tetrasodium dioxido-oxo-phosphonato-λ5-phosphane, tetrasodium hypodiphosphate
sodium hypophosphate (CAS 13721-43-2) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Na4O6P2 and a molecular weight of 249.90300 g/mol. It is also known as tetrasodium hypophosphate, Hypophosphoric acid, tetrasodium salt and Hypophosphoric acid, sodium salt (1:4). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 13721-43-2
- Jingsj CID
- J-1319832-7
- Molecular Formula
- Na4O6P2
- Chinese Name
- 连二磷酸钠
- Molecular Weight
- 249.90300 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of sodium hypophosphate?
The CAS number of sodium hypophosphate is 13721-43-2.
What are the molecular formula and molecular weight of sodium hypophosphate?
sodium hypophosphate has molecular formula Na4O6P2 and molecular weight 249.90300 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "sodium hypophosphate (CAS 13721-43-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1319832-7 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.