4-{[4-(4-methylbenzoyloxy)phenyl]sulfanyl}phenyl 4-methylbenzoate CAS 331459-78-0
| CAS No. | 331459-78-0 |
| Molecular Formula | C28H22O4S |
| Molecular Weight | 454.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-{[4-(4-methylbenzoyloxy)phenyl]sulfanyl}phenyl 4-methylbenzoate is closely related to a steroid core, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-{[4-(4-methylbenzoyloxy)phenyl]sulfanyl}phenyl 4-methylbenzoate (CAS 331459-78-0), molecular formula C28H22O4S and molecular weight 454.54 g/mol, is a CATO reference standard with documented purity and traceability.
4-{[4-(4-methylbenzoyloxy)phenyl]sulfanyl}phenyl 4-methylbenzoate (C28H22O4S) contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 4-{[4-(4-methylbenzoyloxy)phenyl]sulfanyl}phenyl 4-methylbenzoate 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 | C28H22O4S |
| Molecular Weight | 454.54 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 1 |
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