7-oxaspiro[3.5]nonane-6,8-dione CAS 1005-94-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1005-94-3 |
| Molecular Formula | C8H10O3 |
| Molecular Weight | 154.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-oxaspiro[3.5]nonane-6,8-dione (CAS 1005-94-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H10O3. Molecular weight: 154.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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.) | 1957 |
Related oxaspiro Standards
- 2-Oxaspiro[3.5]nonane-6,8-dione (CAS 1630907-24-2)
- 2-oxaspiro[4.4]nonane-1,3-dione (CAS 5623-90-5)
- 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)
- 8-Oxaspiro[4.5]decan-1-one (CAS 1380389-10-5)
- 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
- Methyl 3-Oxo-6-heptynoate (CAS 100330-50-5)
- 4-(2-Hydroxyethyl)benzene-1,3-diol (CAS 101383-02-2)
- 2-(5-Methylfuran-2-yl)propanoic acid (CAS 1000004-70-5)
- 4-Methoxy-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline (CAS 1210048-04-6)
- 8-Prenylluteone (CAS 125002-91-7)
- (S)-1-ethylpiperidin-3-amine hydrochloride (CAS 1149384-73-5)
- 1-Methyl-5-phenyl-1H-pyrazole-3-carbaldehyde (CAS 124344-94-1)
- Ropinirole impurity 01 HCl (CAS 920755-10-8（free base）)
- 1-(Furan-2-carbonyl)-4-hydroxypyrrolidine-2-carboxylic acid (CAS 251310-45-9)
- Semaglutide impurity 95 (CAS CATO-C4X-222695)
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 13829788188 / jacky.chen@cato-chem.com