5-((2-Ethoxy-4-(piperidin-1-yl)phenyl)imino)quinolin-8(5H)-one CAS 143555-24-2
| CAS No. | 143555-24-2 |
| Molecular Formula | C22H23N3O2 |
| Molecular Weight | 361.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-((2-Ethoxy-4-(piperidin-1-yl)phenyl)imino)quinolin-8(5H)-one 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.
5-((2-Ethoxy-4-(piperidin-1-yl)phenyl)imino)quinolin-8(5H)-one (CAS 143555-24-2) is a high-purity analytical reference standard with the molecular formula C22H23N3O2 and a molecular weight of 361.44 g/mol.
Structurally, 5-((2-Ethoxy-4-(piperidin-1-yl)phenyl)imino)quinolin-8(5H)-one (C22H23N3O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 361.44 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.
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.
Physical & Chemical Properties
| Molecular Formula | C22H23N3O2 |
| Molecular Weight | 361.44 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 3 |
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