(4S,5S,6S,7R)-5,7-Dimethoxy-4,6-dimethyl-8-(phenylmethoxy)-octanoic Acid CAS 276690-18-7
| CAS No. | 276690-18-7 |
| Molecular Formula | C19H30O5 |
| Molecular Weight | 338.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (4S,5S,6S,7R)-5,7-Dimethoxy-4,6-dimethyl-8-(phenylmethoxy)-octanoic Acid (CAS 276690-18-7), a certified reference material (molecular formula C19H30O5, MW 338.44 g/mol) for analytical method development and quality control.
Based on its molecular formula C19H30O5, (4S,5S,6S,7R)-5,7-Dimethoxy-4,6-dimethyl-8-(phenylmethoxy)-octanoic Acid contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 338.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (4S,5S,6S,7R)-5,7-Dimethoxy-4,6-dimethyl-8-(phenylmethoxy)-octanoic Acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H30O5 |
| Molecular Weight | 338.44 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com