| CAS No. | 1556097-49-4 |
| Molecular Formula | C26H28N2O3S |
| Molecular Weight | 448.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Benzyl-6-(p-tolyl)-8-tosyl-2-oxa-5,8-diazaspiro[3.4]Octane.
5-Benzyl-6-(p-tolyl)-8-tosyl-2-oxa-5,8-diazaspiro[3.4]Octane (CAS 1556097-49-4) is a high-purity analytical reference standard with the molecular formula C26H28N2O3S and a molecular weight of 448.58 g/mol.
Based on its molecular formula C26H28N2O3S, 5-Benzyl-6-(p-tolyl)-8-tosyl-2-oxa-5,8-diazaspiro[3.4]Octane contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 448.58 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
| Molecular Formula | C26H28N2O3S |
| Molecular Weight | 448.58 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |