Tert-butyl 9-fluoro-2,6-diazaspiro[3.5]Nonane-6-carboxylate CAS 1263181-38-9
| CAS No. | 1263181-38-9 |
| Molecular Formula | C12H21FN2O2 |
| Molecular Weight | 244.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tert-butyl 9-fluoro-2,6-diazaspiro[3.5]Nonane-6-carboxylate (CAS 1263181-38-9), molecular formula C12H21FN2O2 and molecular weight 244.31 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H21FN2O2, Tert-butyl 9-fluoro-2,6-diazaspiro[3.5]Nonane-6-carboxylate contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 244.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), Tert-butyl 9-fluoro-2,6-diazaspiro[3.5]Nonane-6-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 | C12H21FN2O2 |
| Molecular Weight | 244.31 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- Tert-butyl 3-fluoro-1,7-diazaspiro[4.4]Nonane-1-carboxylate (CAS 1263179-41-4)
- 2-[(3-methoxyphenyl)sulfanyl]benzaldehyde (CAS 127905-37-7)
- tert-Butyl 5-fluoro-2,7-diazaspiro[3.5]nonane-2-carboxylate (CAS 1263178-67-1)
- Sucrose Octasulfate Sodium Salt (CAS 127930-09-0)
- 1-Bromo-3-(2-(methylsulfonyl)ethyl)benzene (CAS 1888904-62-8)
- 4-Cyclopropoxy-3,5-diethylpyridine (CAS 1243474-23-8)
- Sodium Acetate-1-13C (CAS 23424-28-4)
- Methyl 5-(aminomethyl)thiophene-2-carboxylate hydrochloride (CAS 171670-22-7)
- 2-[(furan-2-ylmethyl)amino]-4-methyl-1,3-thiazole-5-carboxylic acid (CAS 1071328-69-2)
- 2-Amino-2-(4-methylcyclohexyl)acetamide (CAS 1479474-62-8)
- 2-[1-(4-methylpiperazin-1-yl)cyclohexyl]acetic acid dihydrochloride (CAS 1797943-35-1)
- Ethyl 5-(3,4-dimethoxyphenyl)-1H-pyrazole-3-carboxylate (CAS 1326810-68-7)
- N-(4-amino-2-methylphenyl)-2-phenylacetamide (CAS 354120-19-7)
- FLAG Epitope Peptide (CAS 98849-88-8)
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