tert-Butyl 2,5-dibromopyridin-3-yl carbonate CAS 1142192-26-4
| CAS No. | 1142192-26-4 |
| Molecular Formula | C10H17Br2NO3 |
| Molecular Weight | 359.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
tert-Butyl 2,5-dibromopyridin-3-yl carbonate (CAS 1142192-26-4) is a high-purity analytical reference standard with the molecular formula C10H17Br2NO3 and a molecular weight of 359.05 g/mol.
Based on its molecular formula C10H17Br2NO3, tert-Butyl 2,5-dibromopyridin-3-yl carbonate contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 359.05 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C10H17Br2NO3 |
| Molecular Weight | 359.05 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
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- Semaglutide impurity 108 (CAS CATO-C4X-2226108)
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