| CAS No. | 166526-98-3 |
| Molecular Formula | C17H19NO4 |
| Molecular Weight | 301.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
N-[2-[3-(Acetyloxy)-7-methoxy-1-naphthalenyl]ethyl]acetamide (CAS 166526-98-3), molecular formula C17H19NO4 and molecular weight 301.34 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-[2-[3-(Acetyloxy)-7-methoxy-1-naphthalenyl]ethyl]acetamide (C17H19NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 301.34 g/mol, it falls into the moderately-high-molecular-weight range. 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
| Molecular Formula | C17H19NO4 |
| Molecular Weight | 301.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2004 |
| Nitrogen Atoms | 1 |