2-oxaspiro[4.4]nonane-1,3-dione CAS 5623-90-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5623-90-5 |
| Molecular Formula | C8H10O3 |
| Molecular Weight | 154.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-oxaspiro[4.4]nonane-1,3-dione (CAS 5623-90-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H10O3. Molecular weight: 154.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H10O3 |
| Molecular Weight | 154.16 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.) | 1958 |
Related oxaspiro Standards
- 7-oxaspiro[3.5]nonane-6,8-dione (CAS 1005-94-3)
- 2-Oxaspiro[3.5]nonane-6,8-dione (CAS 1630907-24-2)
- 7-Oxaspiro[3.5]nonane-1,3-dione (CAS 455264-53-6)
- 2-Oxaspiro[4.5]decan-8-one (CAS 109006-16-8)
- 1-Oxaspiro[4.5]decan-6-one (CAS 129529-81-3)
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- 4-Oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclobutane]-7-ol (CAS 1423028-41-4)
- 7-oxaspiro[3.5]nonane-2-carbaldehyde (CAS 1440962-03-7)
Recommended Standards
- 2-Methyl-3-oxocyclopent-1-en-1-yl acetate (CAS 3883-57-6)
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- 2-Ethylbenzene-1,3,5-triol (CAS 94632-41-4)
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- 1-(1-Isopropyl-piperidin-4-ylmethyl)-1H-pyrazole-4-carboxylic acid (CAS 1316222-36-2)
- (2E)-1-(4-Bromophenyl)-3-[4-(propan-2-yl)phenyl]prop-2-en-1-one (CAS 196081-81-9)
- 1-Fluoro-4-(2-isocyanoethyl)benzene (CAS 244221-04-3)
- Epidermal Growth Factor Receptor Peptide (985-996) (CAS 96249-43-3)
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