4-(3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-yl)cyclohexanone CAS 221300-33-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 221300-33-0 |
| Molecular Formula | C17H28O3 |
| Molecular Weight | 280.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-yl)cyclohexanone (CAS 221300-33-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H28O3. Molecular weight: 280.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H28O3 |
| Molecular Weight | 280.40 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
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- Semaglutide impurity 92 (CAS CATO-C4X-222692)
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