3-((Trimethylsilyl)ethynyl)benzonitrile CAS 190771-22-3
| CAS No. | 190771-22-3 |
| Molecular Formula | C12H13NSi |
| Molecular Weight | 199.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-((Trimethylsilyl)ethynyl)benzonitrile is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-((Trimethylsilyl)ethynyl)benzonitrile (CAS 190771-22-3), molecular formula C12H13NSi and molecular weight 199.32 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H13NSi, 3-((Trimethylsilyl)ethynyl)benzonitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 199.32 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), 3-((Trimethylsilyl)ethynyl)benzonitrile 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 | C12H13NSi |
| Molecular Weight | 199.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Nitrogen Atoms | 1 |
Related Trimethylsilyl Standards
- 4-((Trimethylsilyl)oxy)tetrahydro-2H-pyran-4-carbonitrile (CAS 112799-02-7)
- 3-[(trimethylsilyl)oxy]oxane-3-carbonitrile (CAS 1341770-65-7)
- 2-((Trimethylsilyl)ethynyl)benzonitrile (CAS 97308-62-8)
- 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-1,2,4-triazole (CAS 136118-56-4)
- 1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-1,2,3-triazole (CAS 150366-82-8)
- 2-Methyl-5-(trimethylsilyl)oxazole-4-carboxylic acid (CAS 88400-25-3)
- 1-(Trimethylsilyl)-4-chloro-3-methylbenzene (CAS 845823-24-7)
- Trimethylsilyl iodide (CAS 16029-98-4)
Recommended Standards
- 1-{[(1-methyl-1h-imidazol-2-yl)methyl]sulfanyl}butan-2-amine (CAS 1521477-85-9)
- 4-(2-(Isopropyl(methyl)amino)ethyl)thiazol-2-amine (CAS 1492494-69-5)
- 3-(Dimethylamino)-2-(((dimethylamino)methylene)amino)-N,N-dimethylprop-2-en-1-aminium (CAS 865365-63-5)
- N2-Ethyl-N2-isobutylthiazole-2,4-diamine (CAS 1365939-37-2)
- ditert-butyl (2R)-2-(methoxymethyl)piperazine-1,4-dicarboxylate (CAS 2561529-04-0)
- 2-Methyl-6-(pyrrolidin-3-yloxy)pyridine dihydrochloride (CAS 1707367-81-4)
- (5-bromothiophen-3-yl)methanamine (CAS 1087784-61-9)
- 2-Amino-4-{2-[(4-chlorophenyl)methoxy]phenyl}-6-(hydroxymethyl)-8-oxo-4H,8H-pyrano[3,2-b]pyran-3-carbonitrile (CAS 674805-43-7)
- Methyl 3-(2-methylfuran-3-carboxamido)thiophene-2-carboxylate (CAS 293327-12-5)
- Tetraphenylphosphonium phenolate (CAS 15464-47-8)
- 2-(2-(Methylthio)phenyl)oxazolo[4,5-b]pyridine (CAS 52333-80-9)
- Racemic-(3R,5R)-2-Tert-Butyl 3-Ethyl 5-Fluoro-2-Azabicyclo[2.2.1]Heptane-2,3-Dicarboxylate (CAS 1173294-24-0)
- (R)-1-Trichloromethyl-1,2,3,4-Tetrahydro-β-carboline (CAS 175779-27-8)
- Tirzepatide(sodium salt) (CAS 2023788-19-2(free base))
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