2-Ethynyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine CAS 1822373-85-2
| CAS No. | 1822373-85-2 |
| Molecular Formula | C13H16BNO2 |
| Molecular Weight | 229.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C13H16BNO2, 2-Ethynyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 229.08 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).
CATO supplies 2-Ethynyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1822373-85-2), a certified reference material (molecular formula C13H16BNO2, MW 229.08 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C13H16BNO2 |
| Molecular Weight | 229.08 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) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 1 |
Related Ethynyl Standards
- 3-Ethynyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1822373-78-3)
- 2-Ethynyl-3-iodopyridine (CAS 860021-94-9)
- 4-Ethynyl-3-iodopyridine (CAS 860021-80-3)
- 6-Ethynyl-9-(tetrahydro-2H-pyran-2-yl)-9H-purine (CAS 333780-80-6)
- Methyl 4-ethynyl-3-(trifluoromethyl)benzoate (CAS 1904641-51-5)
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- 1-Ethynyl-2-iodobenzene (CAS 766-50-7)
- 1-Ethynyl-3-iodobenzene (CAS 53273-18-0)
Recommended Standards
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