tert-Butyl 6-methyl-2-oxospiro[indoline-3,4'-piperidine]-1'-carboxylate CAS 2385503-17-1
| CAS No. | 2385503-17-1 |
| Molecular Formula | C18H24N2O3 |
| Molecular Weight | 316.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
tert-Butyl 6-methyl-2-oxospiro[indoline-3,4'-piperidine]-1'-carboxylate (C18H24N2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
tert-Butyl 6-methyl-2-oxospiro[indoline-3,4'-piperidine]-1'-carboxylate (CAS 2385503-17-1) is a high-purity analytical reference standard with the molecular formula C18H24N2O3 and a molecular weight of 316.39 g/mol.
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 6-methyl-2-oxospiro[indoline-3,4'-piperidine]-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 | C18H24N2O3 |
| Molecular Weight | 316.39 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 2 |
Recommended Standards
- tert-Butyl 5-methyl-2-oxospiro[indoline-3,4'-piperidine]-1'-carboxylate (CAS 873779-31-8)
- tert-Butyl 7-methyl-2-oxospiro[indoline-3,4'-piperidine]-1'-carboxylate (CAS 2384183-39-3)
- tert-Butyl 5-benzyl-3-oxo-octahydropyrrolo[3,4-b]pyrrole-1-carboxylate (CAS 2227206-12-2)
- tert-Butyl-4-(1-oxo-2,3-dihydro-1H-inden-5-yl)piperazine-1-carboxylate (CAS 954240-38-1)
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