| CAS No. | 478259-95-9 |
| Molecular Formula | C19H26N2OS |
| Molecular Weight | 330.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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.
6-(Tert-butyl)-2-((4-(tert-butyl)benzyl)thio)pyrimidin-4(3H)-one (CAS 478259-95-9), molecular formula C19H26N2OS and molecular weight 330.49 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-(Tert-butyl)-2-((4-(tert-butyl)benzyl)thio)pyrimidin-4(3H)-one (C19H26N2OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 330.49 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).
As a certified reference material (CRM), 6-(Tert-butyl)-2-((4-(tert-butyl)benzyl)thio)pyrimidin-4(3H)-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.
| Molecular Formula | C19H26N2OS |
| Molecular Weight | 330.49 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |