S-[4-[2-[4-(2-Phenylethynyl)phenyl]ethynyl]phenyl] thioacetate CAS 356590-07-3
| CAS No. | 356590-07-3 |
| Molecular Formula | C24H16OS |
| Molecular Weight | 352.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, sulfur-containing functionality, a hydroxyl group, an ether linkage, S-[4-[2-[4-(2-Phenylethynyl)phenyl]ethynyl]phenyl] thioacetate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 352.45 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
S-[4-[2-[4-(2-Phenylethynyl)phenyl]ethynyl]phenyl] thioacetate (CAS 356590-07-3), molecular formula C24H16OS and molecular weight 352.45 g/mol, is a CATO reference standard with documented purity and traceability.
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), S-[4-[2-[4-(2-Phenylethynyl)phenyl]ethynyl]phenyl] thioacetate 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.
Physical & Chemical Properties
| Molecular Formula | C24H16OS |
| Molecular Weight | 352.45 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 1 |
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Recommended Standards
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