| CAS No. | 76779-67-4 |
| Molecular Formula | C18H30O6 |
| Molecular Weight | 342.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of (1S,2S)-1,2-di((R)-1,4-Dioxaspiro[4.5]decan-2-yl)ethane-1,2-diol is closely related to a steroid core, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(1S,2S)-1,2-di((R)-1,4-Dioxaspiro[4.5]decan-2-yl)ethane-1,2-diol (CAS 76779-67-4), molecular formula C18H30O6 and molecular weight 342.43 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (1S,2S)-1,2-di((R)-1,4-Dioxaspiro[4.5]decan-2-yl)ethane-1,2-diol (C18H30O6) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 342.43 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (1S,2S)-1,2-di((R)-1,4-Dioxaspiro[4.5]decan-2-yl)ethane-1,2-diol 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.
| Molecular Formula | C18H30O6 |
| Molecular Weight | 342.43 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |