Diphenyl(p-tolyl)sulfonium trifluoromethanesulfonate CAS 81416-37-7
| CAS No. | 81416-37-7 |
| Molecular Formula | C19H17S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Diphenyl(p-tolyl)sulfonium trifluoromethanesulfonate 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.
CATO supplies Diphenyl(p-tolyl)sulfonium trifluoromethanesulfonate (CAS 81416-37-7), a certified reference material (molecular formula C19H17SCF3O3S, MW 426.47 g/mol) for analytical method development and quality control.
Based on its molecular formula C19H17SCF3O3S, Diphenyl(p-tolyl)sulfonium trifluoromethanesulfonate contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 426.47 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C19H17S CF3O3S |
| Molecular Weight | 426.47 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Halogen Content | F-containing |
| Sulfur Atoms | 2 |
Related Diphenyl Standards
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Recommended Standards
- tert-Butyl 6-(benzyloxy)-3-formyl-1H-indole-1-carboxylate (CAS 630110-71-3)
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- 5-Chloro-1H-pyrrolo[2,3-c]pyridine-2-carboxylic Acid (CAS 800401-68-7)
- 4-(4-(4-Fluorobenzyl)-2,3-dioxopiperazin-1-yl)butanoic acid (CAS 933024-37-4)
- Cu-BTC MOF (CAS 1187200-39-0)
- 35975-57-6 8-Bromo-4-hydroxy-quinoline-3-carboxylic acid ethyl ester BB 0222297 (CAS 35975-57-6)
- (S)-3-(Pyrimidin-2-ylamino)-pyrrolidine-1-carboxylic acid tert-butyl ester (CAS 1289384-86-6)
- (3S)-3-aminopyrrolidine-3-carboxylic acid (CAS 113473-30-6)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)aniline (CAS 71422-80-5)
- Semaglutide impurity 68 (CAS CATO-C4X-222668)
Why CATO?
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