| CAS No. | 339276-01-6 |
| Molecular Formula | C19H15Cl3N2OS2 |
| Molecular Weight | 457.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 4-{[(4-chlorophenyl)methyl]sulfanyl}-2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-{[(4-chlorophenyl)methyl]sulfanyl}-2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine (CAS 339276-01-6), molecular formula C19H15Cl3N2OS2 and molecular weight 457.82 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-{[(4-chlorophenyl)methyl]sulfanyl}-2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine (C19H15Cl3N2OS2) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 457.82 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), 4-{[(4-chlorophenyl)methyl]sulfanyl}-2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine 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 | C19H15Cl3N2OS2 |
| Molecular Weight | 457.82 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |