(Difluoro(4-(trifluoromethyl)phenyl)methyl)trimethylsilane CAS 149194-32-1
| CAS No. | 149194-32-1 |
| Molecular Formula | C11H13F5Si |
| Molecular Weight | 268.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 268.30 g/mol gives (Difluoro(4-(trifluoromethyl)phenyl)methyl)trimethylsilane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(Difluoro(4-(trifluoromethyl)phenyl)methyl)trimethylsilane (CAS 149194-32-1), molecular formula C11H13F5Si and molecular weight 268.30 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H13F5Si, (Difluoro(4-(trifluoromethyl)phenyl)methyl)trimethylsilane contains fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 268.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), (Difluoro(4-(trifluoromethyl)phenyl)methyl)trimethylsilane 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 | C11H13F5Si |
| Molecular Weight | 268.30 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2-(4,4-Difluoro-1-(m-tolyl)cyclohexyl)acetic acid (CAS 2251053-38-8)
- 2-(4,4-Difluoro-1-(o-tolyl)cyclohexyl)acetic acid (CAS 2251054-37-0)
- 2-(4,4-Difluoro-1-(p-tolyl)cyclohexyl)acetic acid (CAS 2251053-57-1)
- 10,10-Difluoro-2-(6-methylpyridazin-3-yl)-2,7-diazaspiro[4.5]decane (CAS 1422134-74-4)
- 4,4'-(2,5-Difluoro-1,4-phenylene)dipyridine (CAS 1429342-59-5)
- 3-(Difluoro(4-methoxyphenyl)methyl)bicyclo[1.1.1]Pentane-1-carboxylic acid (CAS 2198774-69-3)
- Ethyl 2,2-difluoro-2-((1-methyl-1H-imidazol-2-yl)sulfonyl)acetate (CAS 1706433-15-9)
- EThyl 2,2-difluoro-2-(4-oxochromen-3-yl)acetate (CAS 1431841-88-1)
Recommended Standards
- 3-(1-(3,4-Difluorophenyl)cyclohexyl)propanoic acid (CAS 1356464-96-4)
- 1-(2-((4,6-Diaminopyrimidin-2-yl)thio)acetyl)imidazolidin-2-one (CAS 930995-80-5)
- DMABA-d (CAS 1175002-04-6)
- Cefminox Impurity 42 (CAS CATO-C4X-192642)
- pent-4-en-1-yl 2-{[(tert-butoxy)carbonyl]amino}acetate (CAS 1356164-00-5)
- 4-Cyano-6-(difluoromethyl)-3-fluoropyridine-2-methanol (CAS 1806873-66-4)
- 1-Chloro-3-(1-(chloromethyl)cyclopropyl)benzene (CAS 1226182-70-2)
- 6-Methyl-5-(2-(trifluoromethoxy)phenyl)thiazolo[3,2-b][1,2,4]triazole (CAS 1922870-71-0)
- Chlordimeform Hydrochloride (CAS 19750-95-9)
- 9-Methyl-8-(methylthio)-9H-purine (CAS 24851-51-2)
- 6,8-Dichloroquinoline (CAS 703-66-2)
- 1-Methylpyrrolidine-3-carboxylic acid (CAS 25712-60-1)
- 2-(3-Fluorophenyl)-1H-benzo[d]imidazole (CAS 324-15-2)
- Semaglutide Impurity 12 (CAS CATO-C4X-222612)
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