3-(tert-Butoxycarbonyl)-3-azaspiro[5.5]undecane-9-carboxylic acid CAS 170228-81-6
| CAS No. | 170228-81-6 |
| Molecular Formula | C16H27NO4 |
| Molecular Weight | 297.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(tert-Butoxycarbonyl)-3-azaspiro[5.5]undecane-9-carboxylic acid (CAS 170228-81-6), a certified reference material (molecular formula C16H27NO4, MW 297.39 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 3-(tert-Butoxycarbonyl)-3-azaspiro[5.5]undecane-9-carboxylic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 297.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 3-(tert-Butoxycarbonyl)-3-azaspiro[5.5]undecane-9-carboxylic acid 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 | C16H27NO4 |
| Molecular Weight | 297.39 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Nitrogen Atoms | 1 |
Related tert Standards
- 2-(tert-Butoxycarbonyl)-2-azaspiro[5.5]undecane-9-carboxylic acid (CAS 1352882-80-4)
- 1-(1-(Tert-butoxycarbonyl)piperidin-3-yl)cyclopentane-1-carboxylic acid (CAS 1427380-62-8)
- 1-(tert-Butoxycarbonyl)-4-(cyclobutylmethyl)piperidine-4-carboxylic acid (CAS 1512770-23-8)
- 2-(1-tert-butoxycarbonyl-3,4-dihydro-2H-quinolin-6-yl)acetic acid (CAS 1780999-60-1)
- 2-(Tert-butoxycarbonyl)-2-azaspiro[5.5]Undecane-8-carboxylic acid (CAS 1784313-57-0)
- 2-(tert-Butoxycarbonyl)-3,3-dimethyloctahydro-1H-isoindole-1-carboxylic acid (CAS 1822479-59-3)
- 1-(1-(tert-Butoxycarbonyl)piperidin-4-yl)cyclopentane-1-carboxylic acid (CAS 512822-51-4)
- 2-(1-(Tert-butoxycarbonyl)-1-azaspiro[4.5]Decan-8-yl)acetic acid (CAS 2306275-91-0)
Recommended Standards
- trans-2-tert-Butoxycarbonyl-2-azaspiro[5.5]undecane-9-carboxylic acid (CAS 1638768-19-0)
- 6-(tert-Butyl)-3-(4-methoxyphenyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 1708289-03-5)
- 2-Amino-N-(4-(diethylamino)-2-methylphenyl)benzamide (CAS 16231-75-7)
- Benzhydrylaminoacetic Acid tert-Butyl Ester (CAS 158980-46-2)
- 1-(Difluoromethoxy)-2-methoxy-4-nitrobenzene (CAS 1198109-79-3)
- (R)-2-amino-4-(2,4-difluorophenyl)butanoic acid (CAS 1260608-31-8)
- 1-Phenylethane-1-sulfonyl fluoride (CAS 1936702-96-3)
- 1-(1H-Imidazol-2-yl)-N-methylmethanamine dihydrochloride (CAS 1255717-39-5)
- 4-Fluoro-N-(5-(thiophen-2-ylmethyl)-1,3,4-oxadiazol-2-yl)benzamide (CAS 1021051-81-9)
- 3,6-Dihydroxyphthalic acid (CAS 3786-46-7)
- 1-methanesulfonylpiperidine-4-carbonyl chloride 241138-40-9 4-(Chlorocarbonyl)-1-(methylsulphonyl)piperidine (CAS 241138-40-9)
- 5-(3,4-Dichlorophenyl)-4-(3-fluoro-4-methoxybenzoyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 609793-47-7)
- Ethyl 2-(dihydrofuran-3(2H)-ylidene)acetate (CAS 239127-73-2)
- Mast Cell Degranulating Peptide (CAS 83856-13-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com