| CAS No. | 3758-54-1 |
| Molecular Formula | C25H53N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Owing to an amide group, a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, 2-hydroxyethyldimethyl-3-stearamidopropylammoniumphosphate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 510.70 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
2-hydroxyethyldimethyl-3-stearamidopropylammoniumphosphate (CAS 3758-54-1), molecular formula C25H53N2O2H2O4P and molecular weight 510.70 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2-hydroxyethyldimethyl-3-stearamidopropylammoniumphosphate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
| Molecular Formula | C25H53N2O2 H2O4P |
| Molecular Weight | 510.70 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -0.5 |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |