2-oxospiro[3.4]octane-6-carboxylic acid CAS 2090464-60-9
| CAS No. | 2090464-60-9 |
| Molecular Formula | C9H12O3 |
| Molecular Weight | 168.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 168.19 g/mol gives 2-oxospiro[3.4]octane-6-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-oxospiro[3.4]octane-6-carboxylic acid (CAS 2090464-60-9), molecular formula C9H12O3 and molecular weight 168.19 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 2-oxospiro[3.4]octane-6-carboxylic acid (C9H12O3) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
As a certified reference material (CRM), 2-oxospiro[3.4]octane-6-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 | C9H12O3 |
| Molecular Weight | 168.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related oxospiro Standards
- methyl 6-oxospiro[3.3]heptane-2-carboxylate (CAS 1138480-98-4)
- (2-Oxospiro[3.3]heptan-6-yl)acetate (CAS 2288710-32-5)
- 3-Oxospiro[3.4]octane-1-carboxylic acid (CAS 2445786-43-4)
- 4-Oxospiro[2.5]octane-1-carboxylic acid (CAS 844695-97-2)
- Methyl 5-oxospiro[3.3]heptane-2-carboxylate (CAS 2090250-86-3)
- 7-Oxospiro[3.5]nonane-2-carboxylic acid (CAS 1440962-16-2)
- Methyl 5-oxospiro[2.3]hexane-1-carboxylate (CAS 1518220-73-9)
- 2-Oxospiro[3.5]Nonane-7-carboxylic acid (CAS 2167815-01-0)
Recommended Standards
- 2-Oxaspiro[4.5]decane-1,8-dione (CAS 67132-93-8)
- 2-Phenoxypropane-1,3-diol (CAS 5800-08-8)
- 2-Oxa-spiro[4.5]decane-1,6-dione (CAS 345914-29-6)
- 2-Phenyl-1H-pyrrole-3-carbonitrile (CAS 52179-70-1)
- 2-Amino-N-ethyl-3-methyl-N-(((S)-1-methylpyrrolidin-2-yl)methyl)butanamide (CAS 1354025-37-8)
- 2-Amino-1-(4-(benzyloxy)phenyl)ethanone (CAS 92850-54-9)
- 1-(3-Methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 1267996-92-8)
- 2-(Difluoromethyl)-3-hydroxy-5-methoxypyridine-6-acetic acid (CAS 1805602-85-0)
- 5-bromo-2-(chloromethyl)pyrrolo[2,1-f][1,2,4]triazine (CAS 1368300-93-9)
- Methyl 1-(4-(tert-butyl)benzoyl)-1H-indole-3-carboxylate (CAS 328282-79-7)
- 5-(Dimethylamino)-2-nitrobenzoic acid (CAS 62876-66-8)
- 3-{[3-(Trifluoromethyl)benzyl]oxy}benzoyl chloride (CAS 1160260-72-9)
- 6-(Cyclopropylamino)nicotinonitrile (CAS 1016890-52-0)
- Palmitoyl Pentapeptide-4 (CAS 214047-00-4)
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