| CAS No. | 6640-68-2 |
| Molecular Formula | C7H14N2O4 |
| Molecular Weight | 190.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 190.20 g/mol gives N1,N3-bis(2-hydroxyethyl)malonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N1,N3-bis(2-hydroxyethyl)malonamide (CAS 6640-68-2) is a high-purity analytical reference standard with the molecular formula C7H14N2O4 and a molecular weight of 190.20 g/mol.
Based on its molecular formula C7H14N2O4, N1,N3-bis(2-hydroxyethyl)malonamide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 190.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), N1,N3-bis(2-hydroxyethyl)malonamide 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 | C7H14N2O4 |
| Molecular Weight | 190.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |