| CAS No. | 66669-53-2 |
| Molecular Formula | C7H7O9P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
CATO manufactures 2-Phosphonobutane-1,2,4-tricarboxylic acid sodiumsalt under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
2-Phosphonobutane-1,2,4-tricarboxylic acid sodiumsalt (CAS 66669-53-2), molecular formula C7H7O9PNa and molecular weight 289.09 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H7O9PNa, 2-Phosphonobutane-1,2,4-tricarboxylic acid sodiumsalt contains a carbohydrate-derived structure, a phosphate ester group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 289.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
| Molecular Formula | C7H7O9P 4*Na |
| Molecular Weight | 289.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |