1-(P-tolyl)-3-(p-tolylthio)propan-1-one CAS 20618-52-4
| CAS No. | 20618-52-4 |
| Molecular Formula | C17H18OS |
| Molecular Weight | 270.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(P-tolyl)-3-(p-tolylthio)propan-1-one.
1-(P-tolyl)-3-(p-tolylthio)propan-1-one (CAS 20618-52-4) is a high-purity analytical reference standard with the molecular formula C17H18OS and a molecular weight of 270.39 g/mol.
1-(P-tolyl)-3-(p-tolylthio)propan-1-one (C17H18OS) contains a steroid core, sulfur-containing functionality, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; 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).
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.
As a certified reference material (CRM), 1-(P-tolyl)-3-(p-tolylthio)propan-1-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.
Physical & Chemical Properties
| Molecular Formula | C17H18OS |
| Molecular Weight | 270.39 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Sulfur Atoms | 1 |
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