1’-Boc-2,7-dibromospiro[fluorene-9,4’-piperidine] CAS 1616113-98-4
| CAS No. | 1616113-98-4 |
| Molecular Formula | C22H23Br2NO2 |
| Molecular Weight | 493.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 493.23 g/mol gives 1’-Boc-2,7-dibromospiro[fluorene-9,4’-piperidine] distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1’-Boc-2,7-dibromospiro[fluorene-9,4’-piperidine] (CAS 1616113-98-4), a certified reference material (molecular formula C22H23Br2NO2, MW 493.23 g/mol) for analytical method development and quality control.
Structurally, 1’-Boc-2,7-dibromospiro[fluorene-9,4’-piperidine] (C22H23Br2NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 493.23 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C22H23Br2NO2 |
| Molecular Weight | 493.23 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Boc Standards
- 2',7'-Dibromospiro[fluorene-9,9'-xanthene] (CAS 1346002-88-7)
- 2,7-Dibromospiro[9H-fluorene-9,9'-[9H]xanthene] (CAS 198142-65-3)
- 2',7'-Dibromospiro[cyclopenta[1,2-b:5,4-b']dipyridine-5,9'-fluorene] (CAS 198142-63-1)
- 5,9-Dibromospiro[benzo[c]fluorene-7,9'-fluorene] (CAS 1242570-65-5)
- 2',7'-Dibromospiro[adamantane-2,9'-fluorene] (CAS 727730-32-7)
- 1’-Acetyl-2,7-dibromospiro[fluorene-9,4’-piperidine] (CAS 1616114-00-1)
- 2,7-Dibromospiro[fluorene-9,8'-indolo[3,2,1-de]acridine] (CAS 902525-12-6)
- 2,7-Dibromospiro[fluorene-9,2'-[1,3]dithiolane] (CAS 113425-39-1)
Recommended Standards
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- N-((2,5-Dichloro-4-((1,1,2,2-tetrafluoroethyl)sulfinyl)phenyl)carbamoyl)-2,6-difluorobenzamide (CAS 100341-45-5)
- N-(3,5-Bis(trifluoromethyl)phenyl)-1,1,1-trifluoro-N-((trifluoromethyl)sulfonyl)methanesulfonamide (CAS 955997-42-9)
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- 5-(Ethylamino)-3-methylisothiazole-4-carbonitrile (CAS 1516048-33-1)
- 2,5-Dibromo-4-methoxybenzenesulfonyl chloride (CAS 897026-79-8)
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- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
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