(1S,3aR,7aR)-Octahydro-7a-methyl-1-[(1S)-1-[3-methyl-3-[(triethylsilyl)oxy]butoxy]ethyl]-4H-inden-4-one CAS 897657-85-1
| CAS No. | 897657-85-1 |
| Molecular Formula | C23H44O3Si |
| Molecular Weight | 396.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (1S,3aR,7aR)-Octahydro-7a-methyl-1-[(1S)-1-[3-methyl-3-[(triethylsilyl)oxy]butoxy]ethyl]-4H-inden-4-one is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(1S,3aR,7aR)-Octahydro-7a-methyl-1-[(1S)-1-[3-methyl-3-[(triethylsilyl)oxy]butoxy]ethyl]-4H-inden-4-one (CAS 897657-85-1), molecular formula C23H44O3Si and molecular weight 396.68 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C23H44O3Si, (1S,3aR,7aR)-Octahydro-7a-methyl-1-[(1S)-1-[3-methyl-3-[(triethylsilyl)oxy]butoxy]ethyl]-4H-inden-4-one contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 396.68 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), (1S,3aR,7aR)-Octahydro-7a-methyl-1-[(1S)-1-[3-methyl-3-[(triethylsilyl)oxy]butoxy]ethyl]-4H-inden-4-one 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 | C23H44O3Si |
| Molecular Weight | 396.68 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
Recommended Standards
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