Methyl 4-[(Trimethylsilyl)ethynyl]benzoate CAS 75867-41-3
| CAS No. | 75867-41-3 |
| Molecular Formula | C13H16O2Si |
| Molecular Weight | 232.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Methyl 4-[(Trimethylsilyl)ethynyl]benzoate 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.
Methyl 4-[(Trimethylsilyl)ethynyl]benzoate (CAS 75867-41-3) is a high-purity analytical reference standard with the molecular formula C13H16O2Si and a molecular weight of 232.35 g/mol.
Structurally, Methyl 4-[(Trimethylsilyl)ethynyl]benzoate (C13H16O2Si) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 232.35 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C13H16O2Si |
| Molecular Weight | 232.35 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
Related Methyl Standards
- Methyl 2-((trimethylsilyl)ethynyl)benzoate (CAS 107793-07-7)
- Methyl 3-((trimethylsilyl)ethynyl)benzoate (CAS 77123-59-2)
- Tris(trimethylsilyl)methane (CAS 1068-69-5)
- 6-((Trimethylsilyl)ethynyl)-3,4-dihydro-2H-pyrano[2,3-b]pyridine (CAS 1346446-98-7)
- 2-Methyl-4-((trimethylsilyl)oxy)quinoline (CAS 162283-20-7)
- 2-Methyl-8-((trimethylsilyl)oxy)quinoline (CAS 54397-25-0)
- 2-(Trimethylsilyl)ethyl (R)-3-hydroxypyrrolidine-1-carboxylate (CAS 2821797-68-4)
- 2-(Trimethylsilyl)ethyl (S)-3-hydroxypyrrolidine-1-carboxylate (CAS 2821797-69-5)
Recommended Standards
- 1-(4-Tert-butylphenyl)piperidin-4-amine (CAS 1016818-89-5)
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- 1-ethylcyclopropan-1-ol (CAS 57872-31-8)
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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