7-Chloro-8-((triisopropylsilyl)ethynyl)naphthalen-1-yl trifluoromethanesulfonate CAS 2856022-04-1
| CAS No. | 2856022-04-1 |
| Molecular Formula | C22H26ClF3O3SSi |
| Molecular Weight | 491.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 7-Chloro-8-((triisopropylsilyl)ethynyl)naphthalen-1-yl trifluoromethanesulfonate is closely related to a steroid core, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 7-Chloro-8-((triisopropylsilyl)ethynyl)naphthalen-1-yl trifluoromethanesulfonate (CAS 2856022-04-1), a certified reference material (molecular formula C22H26ClF3O3SSi, MW 491.04 g/mol) for analytical method development and quality control.
Based on its molecular formula C22H26ClF3O3SSi, 7-Chloro-8-((triisopropylsilyl)ethynyl)naphthalen-1-yl trifluoromethanesulfonate contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 491.04 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.
As a certified reference material (CRM), 7-Chloro-8-((triisopropylsilyl)ethynyl)naphthalen-1-yl 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.
Physical & Chemical Properties
| Molecular Formula | C22H26ClF3O3SSi |
| Molecular Weight | 491.04 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
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- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
- Tert-butyl 2-(4-(tert-butyl)phenyl)-3-oxo-1,4,8-triazaspiro[4.5]Dec-1-ene-8-carboxylate (CAS 1552151-99-1)
- Methyl 7-hydroxy-1H-indole-2-carboxylate (CAS 84638-72-2)
- Tau Peptide (277-291) trifluoroacetate salt (CAS 330456-40-1)
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