barium phosphinate
- CAS NO.：14871-79-5
- Empirical Formula: BaH4O4P2
- Molecular Weight: 267.303882
- MDL number: MFCD00799189
- EINECS: 238-942-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-12 09:20:59
What is barium phosphinate?
Chemical properties
monoclinic platelets; can be prepared by reacting white phosphorus and barium hydroxide; used in nickel plating; anhydrous material, Ba(H2PO2)2, is a white, odorless, crystal(s) powder(s) [MER06] [HAW93]
Flammability and Explosibility
Not classified
Purification Methods
It precipitates from aqueous solution (3mL/g) on adding EtOH. Its solubility in H2O is 28.6% at 17o and 33.3% at 100o. [Klement in Handbook of Preparative Inorganic Chemistry (Ed. Brauer) Academic Press Vol I p 557 1963.]
Properties of barium phosphinate
| Melting point: | decomposes at 100–150℃ [CRC10] |
| Density | 2.900 |
| vapor pressure | 0Pa at 25℃ |
| solubility | soluble in H2O; insoluble in ethanol |
| form | monoclinic plates |
| color | monoclinic plates |
| Water Solubility | g/100mL: 28.6 (17°C), 33.3 (100°C); insoluble alcohol [MER06] |
| EPA Substance Registry System | Phosphinic acid, barium salt (14871-79-5) |
Safety information for barium phosphinate
Computed Descriptors for barium phosphinate
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