Potassium trifluoro((trimethylsilyl)ethynyl)borate CAS 485339-09-1
| CAS No. | 485339-09-1 |
| Molecular Formula | C5H9BF3Si |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Potassium trifluoro((trimethylsilyl)ethynyl)borate (CAS 485339-09-1) is a high-purity analytical reference standard with the molecular formula C5H9BF3SiK and a molecular weight of 204.11 g/mol.
Owing to fluorine substitution, Potassium trifluoro((trimethylsilyl)ethynyl)borate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 204.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), Potassium trifluoro((trimethylsilyl)ethynyl)borate 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 | C5H9BF3Si K |
| Molecular Weight | 204.11 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
Related Potassium Standards
- Ethyl 6,7,8-trifluoro-1-(N-methylformamido)-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 100276-65-1)
- ethyl 6,7,8-trifluoro-1-(methylamino)-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 100276-66-2)
- 1,1,1-Trifluoro-3-(1-methyl-1h-imidazol-2-yl)propan-2-ol (CAS 100282-72-2)
- Ethyl 5,5,5-trifluoro-2-oxopentanoate (CAS 1003322-53-9)
- 2,4,5-Trifluoro-3-methoxy-6-methylbenzonitrile (CAS 1003708-50-6)
- 2,2,2-Trifluoro-1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethan-1-one (CAS 1004294-77-2)
- 4,4,4-Trifluoro-1-(3-nitrophenyl)-3-(trifluoromethyl)but-2-en-1-ol (CAS 100482-54-0)
- 4,4,4-Trifluoro-1-(thiophen-2-yl)-3-(trifluoromethyl)but-2-en-1-ol (CAS 100482-55-1)
Recommended Standards
- 1-[5-(4-chlorophenyl)-1,2,4-oxadiazol-3-yl]ethan-1-amine hydrochloride (CAS 1384429-93-9)
- spiro[indane-2,4'-piperidine]-1-one (CAS 136080-25-6)
- Dipyridyl Carboxyl Chelator (as Ammonium Salt) (CAS 113749-54-5)
- 5,5-Dimethyl-3-((naphthalen-1-ylmethyl)sulfonyl)-4,5-dihydroisoxazole (CAS 834885-15-3)
- n-(3,4-Dichlorophenyl)-2-morpholinoacetamide (CAS 22010-23-7)
- 3,5-Dimethyl-3-cyclohexenone (CAS 63507-69-7)
- 4-(Furan-2-ylmethyl)-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one (CAS 58789-61-0)
- 7-Fluoro-3-[2-(4-methoxy-phenyl)-2-oxo-ethylidene]-3,4-dihydro-1H-quinoxalin-2-one (CAS 1380572-47-3)
- N-(4-Methoxyphenyl)-5-propyl-1,3,4-thiadiazol-2-amine (CAS 61955-53-1)
- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com