4-[(tert-Butyldimethylsilyl)oxy]-2,3-difluorophenol CAS 1881289-55-9
| CAS No. | 1881289-55-9 |
| Molecular Formula | C12H18F2O2Si |
| Molecular Weight | 260.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H18F2O2Si, 4-[(tert-Butyldimethylsilyl)oxy]-2,3-difluorophenol contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.35 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
4-[(tert-Butyldimethylsilyl)oxy]-2,3-difluorophenol (CAS 1881289-55-9), molecular formula C12H18F2O2Si and molecular weight 260.35 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.
CATO manufactures 4-[(tert-Butyldimethylsilyl)oxy]-2,3-difluorophenol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H18F2O2Si |
| Molecular Weight | 260.35 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
Related tert Standards
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Recommended Standards
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- Tert-butyl 4-(3-hydroxybenzylidene)piperidine-1-carboxylate (CAS 1020329-87-6)
- Rel-(3R,5S)-1-(2-fluoro-4-nitrophenyl)-3,5-dimethylpiperazine (CAS 866538-93-4)
- 4-((3-(Trifluoromethyl)phenyl)amino)benzoic acid (CAS 85010-10-2)
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