N-Nitroso Lemborexant CAS CATO-C4X-304258
| CAS No. | CATO-C4X-304258 |
| Molecular Formula | C22H19F2N5O3 |
| Molecular Weight | 439.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 439.41 g/mol gives N-Nitroso Lemborexant distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-Nitroso Lemborexant (CAS CATO-C4X-304258), molecular formula C22H19F2N5O3 and molecular weight 439.41 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C22H19F2N5O3, N-Nitroso Lemborexant contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 439.41 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-Nitroso Lemborexant 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.
Physical & Chemical Properties
| Molecular Formula | C22H19F2N5O3 |
| Molecular Weight | 439.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Halogen Content | F-containing |
| Nitrogen Atoms | 5 |
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Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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