(4-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-2-fluorophenyl)methanone CAS 898758-16-2
| CAS No. | 898758-16-2 |
| Molecular Formula | C21H21BrFNO3 |
| Molecular Weight | 434.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 434.30 g/mol gives (4-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-2-fluorophenyl)methanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(4-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-2-fluorophenyl)methanone (CAS 898758-16-2) is a high-purity analytical reference standard with the molecular formula C21H21BrFNO3 and a molecular weight of 434.30 g/mol.
(4-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-2-fluorophenyl)methanone (C21H21BrFNO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (4-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-2-fluorophenyl)methanone under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H21BrFNO3 |
| Molecular Weight | 434.30 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, keep sealed and dry |
| 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.) | 1987 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related Dioxa Standards
- (2-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-2-fluorophenyl)methanone (CAS 898756-36-0)
- (2-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-3-fluorophenyl)methanone (CAS 898756-17-7)
- (3-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-2-fluorophenyl)methanone (CAS 898762-09-9)
- (3-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-3-fluorophenyl)methanone (CAS 898761-93-8)
- (4-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)(4-bromo-3-fluorophenyl)methanone (CAS 898758-00-4)
- 2-(2-{11,15-dioxa-16-azatetracyclo[8.7.0.0^{2,7}.0^{13,17}]heptadeca-1,3,5,7,9-pentaen-16-yl}-2-oxoethoxy)-2,3-dihydro-1H-isoindole-1,3-dione (CAS 477853-80-8)
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