Methyltriphenylphosphonium chloride 57283-72-4 METHYLTRIPHENYLPHOSPHONIUM CHLORIDE;PHOSPHONIUM, METHYLTRIPHENYL-, CHLORIDE SC10086 CAS 57283-72-4
| CAS No. | 57283-72-4 |
| Molecular Formula | C19H18P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Methyltriphenylphosphonium chloride 57283-72-4 METHYLTRIPHENYLPHOSPHONIUM CHLORIDE;PHOSPHONIUM, METHYLTRIPHENYL-, CHLORIDE SC10086 (CAS 57283-72-4), molecular formula C19H18PCl and molecular weight 312.78 g/mol, is a CATO reference standard with documented purity and traceability.
Methyltriphenylphosphonium chloride 57283-72-4 METHYLTRIPHENYLPHOSPHONIUM CHLORIDE;PHOSPHONIUM, METHYLTRIPHENYL-, CHLORIDE SC10086 (C19H18PCl) contains organophosphorus functionality, chlorine substitution, a polycyclic aromatic system. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), Methyltriphenylphosphonium chloride 57283-72-4 METHYLTRIPHENYLPHOSPHONIUM CHLORIDE;PHOSPHONIUM, METHYLTRIPHENYL-, CHLORIDE SC10086 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 | C19H18P Cl |
| Molecular Weight | 312.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Cl-containing |
Related Methyltriphenylphosphonium Standards
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- 6-(Furan-2-yl)-2-((pyridin-2-ylmethyl)thio)-4-(trifluoromethyl)nicotinonitrile (CAS 625369-84-8)
- 1-(1-(4-Phenoxybutyl)-1H-benzo[d]imidazol-2-yl)ethan-1-ol (CAS 615279-95-3)
- Semaglutide impurity 63 (CAS CATO-C4X-222663)
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