| CAS No. | 183677-72-7 |
| Molecular Formula | C16H23BO2Si |
| Molecular Weight | 286.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
((4-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)phenyl)ethynyl)trimethylsilane (CAS 183677-72-7), molecular formula C16H23BO2Si and molecular weight 286.25 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, ((4-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)phenyl)ethynyl)trimethylsilane (C16H23BO2Si) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.5, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 286.25 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
CATO manufactures ((4-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)phenyl)ethynyl)trimethylsilane 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.
| Molecular Formula | C16H23BO2Si |
| Molecular Weight | 286.25 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2009 |