| CAS No. | 64991-31-7 |
| Molecular Formula | C7H15NO2 |
| Molecular Weight | 145.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
2-(Ethylamino)-3-methylbutanoic acid (CAS 64991-31-7), molecular formula C7H15NO2 and molecular weight 145.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H15NO2, 2-(Ethylamino)-3-methylbutanoic acid 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 145.20 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), 2-(Ethylamino)-3-methylbutanoic acid 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 | C7H15NO2 |
| Molecular Weight | 145.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |