54723-94-3 Ammonium phosphomolybdate hydrate Ammonium-12-molybdophosphate Molybdophosphoric acid ammonium salt Phosphomolybdic acid ammonium salt hydrate CAS 54723-94-3
| CAS No. | 54723-94-3 |
| Molecular Formula | H3Mo12O40P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 1860.40 g/mol gives 54723-94-3 Ammonium phosphomolybdate hydrate Ammonium-12-molybdophosphate Molybdophosphoric acid ammonium salt Phosphomolybdic acid ammonium salt hydrate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
54723-94-3 Ammonium phosphomolybdate hydrate Ammonium-12-molybdophosphate Molybdophosphoric acid ammonium salt Phosphomolybdic acid ammonium salt hydrate (CAS 54723-94-3) is a high-purity analytical reference standard with the molecular formula H3Mo12O40PH2OH3N and a molecular weight of 1860.40 g/mol.
54723-94-3 Ammonium phosphomolybdate hydrate Ammonium-12-molybdophosphate Molybdophosphoric acid ammonium salt Phosphomolybdic acid ammonium salt hydrate (H3Mo12O40PH2OH3N) contains a phosphate ester group. It is notably hygroscopic; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | H3Mo12O40P H2O 3*H3N |
| Molecular Weight | 1860.40 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 1 |
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