Benzyl 2'-oxo-2',3'-dihydro-1'H-spiro[piperidine-4,4'-quinoline]-1-carboxylate CAS 878167-51-2
| CAS No. | 878167-51-2 |
| Molecular Formula | C21H22N2O3 |
| Molecular Weight | 350.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Benzyl 2'-oxo-2',3'-dihydro-1'H-spiro[piperidine-4,4'-quinoline]-1-carboxylate 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.
CATO supplies Benzyl 2'-oxo-2',3'-dihydro-1'H-spiro[piperidine-4,4'-quinoline]-1-carboxylate (CAS 878167-51-2), a certified reference material (molecular formula C21H22N2O3, MW 350.41 g/mol) for analytical method development and quality control.
Structurally, Benzyl 2'-oxo-2',3'-dihydro-1'H-spiro[piperidine-4,4'-quinoline]-1-carboxylate (C21H22N2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 350.41 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 | C21H22N2O3 |
| Molecular Weight | 350.41 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Recommended Standards
- Benzyl (3S,4S)-4-((tert-butoxycarbonyl)amino)-3-hydroxypiperidine-1-carboxylate (CAS 724787-54-6)
- Benzyl trans-4-((tert-butoxycarbonyl)amino)-3-hydroxypiperidine-1-carboxylate (CAS 724787-52-4)
- Benzyl (3S,4S)-3-((tert-butoxycarbonyl)amino)-4-(hydroxymethyl)pyrrolidine-1-carboxylate (CAS 246510-69-0)
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