Tert-butyl 8'-fluoro-2'-oxo-1',4'-dihydro-2'H-spiro[piperidine-4,3'-quinoline]-1-carboxylate CAS 1439896-33-9
| CAS No. | 1439896-33-9 |
| Molecular Formula | C18H23FN2O3 |
| Molecular Weight | 334.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, Tert-butyl 8'-fluoro-2'-oxo-1',4'-dihydro-2'H-spiro[piperidine-4,3'-quinoline]-1-carboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 334.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Tert-butyl 8'-fluoro-2'-oxo-1',4'-dihydro-2'H-spiro[piperidine-4,3'-quinoline]-1-carboxylate (CAS 1439896-33-9), molecular formula C18H23FN2O3 and molecular weight 334.39 g/mol, is a CATO reference standard with documented purity and traceability.
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), Tert-butyl 8'-fluoro-2'-oxo-1',4'-dihydro-2'H-spiro[piperidine-4,3'-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.
Physical & Chemical Properties
| Molecular Formula | C18H23FN2O3 |
| Molecular Weight | 334.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- N-(3-Benzylthiazol-2(3H)-ylidene)-1H-pyrrolo[2,3-b]pyridine-3-carboxamide (CAS 1424635-83-5)
- Tert-butyl 6'-fluoro-2'-oxo-1',4'-dihydro-2'H-spiro[piperidine-4,3'-quinoline]-1-carboxylate (CAS 1439899-53-2)
- (3-((4-Fluorobenzo[d]thiazol-2-yl)oxy)azetidin-1-yl)(thiophen-2-yl)methanone (CAS 1421452-96-1)
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- 2-Chloro-N-(4-oxo-1,4-dihydropyridin-3-yl)acetamide (CAS 1186311-07-8)
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- 2-(3-Bromo-2-chlorophenyl)acetonitrile (CAS 1261438-68-9)
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- 3'-Methyl-[1,1'-biphenyl]-4-amine hydrochloride (CAS 811842-51-0)
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