| CAS No. | 1402166-55-5 |
| Molecular Formula | C16H25BO2S |
| Molecular Weight | 292.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
2-(5-Cyclohexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1402166-55-5) is a high-purity analytical reference standard with the molecular formula C16H25BO2S and a molecular weight of 292.24 g/mol.
Structurally, 2-(5-Cyclohexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (C16H25BO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 292.24 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.
| Molecular Formula | C16H25BO2S |
| Molecular Weight | 292.24 g/mol |
| 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) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Sulfur Atoms | 1 |