7,7-Difluoro-2-azaspiro[4.4]Nonane CAS 1785409-55-3
| CAS No. | 1785409-55-3 |
| Molecular Formula | C8H13F2N |
| Molecular Weight | 161.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 161.19 g/mol gives 7,7-Difluoro-2-azaspiro[4.4]Nonane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
7,7-Difluoro-2-azaspiro[4.4]Nonane (CAS 1785409-55-3), molecular formula C8H13F2N and molecular weight 161.19 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 7,7-Difluoro-2-azaspiro[4.4]Nonane (C8H13F2N) is characterized by a nitrile group, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 7,7-Difluoro-2-azaspiro[4.4]Nonane 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 | C8H13F2N |
| Molecular Weight | 161.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluoro Standards
- 9,9-Difluoro-3-azabicyclo[3.3.1]nonane (CAS 1251925-17-3)
- 2,2-Difluoro-7-azaspiro[3.5]nonane (CAS 1263181-92-5)
- 1,1-Difluoro-5-azaspiro[2.6]nonane (CAS 1393572-17-2)
- 5,6-difluoro-1H-indole (CAS 169674-01-5)
- 3,3-Difluoro-9-azabicyclo[3.3.1]Nonane (CAS 1824617-46-0)
- 1,1-Difluoro-4-methyl-6-azaspiro[2.5]Octane (CAS 2306261-66-3)
- 1,1-Difluoro-5-methyl-6-azaspiro[2.5]Octane (CAS 2306276-34-4)
- 2,2-Difluoro-5-azaspiro[3.5]Nonane (CAS 2287861-88-3)
Recommended Standards
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- 1-(4-Aminophenyl)cyclopentane-1-carboxamide (CAS 1067192-32-8)
- (2E)-3-(4-Bromophenyl)-1-(3,4-dichlorophenyl)prop-2-en-1-one (CAS 1208985-98-1)
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