4-Bromo-3-methoxycarbonyl-pyrazolo[1,5-a]pyridine-6-boronic acid pinacol ester CAS 2379560-91-3
| CAS No. | 2379560-91-3 |
| Molecular Formula | C15H18BBrN2O4 |
| Molecular Weight | 381.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-Bromo-3-methoxycarbonyl-pyrazolo[1,5-a]pyridine-6-boronic acid pinacol ester is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-Bromo-3-methoxycarbonyl-pyrazolo[1,5-a]pyridine-6-boronic acid pinacol ester (CAS 2379560-91-3), molecular formula C15H18BBrN2O4 and molecular weight 381.03 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H18BBrN2O4, 4-Bromo-3-methoxycarbonyl-pyrazolo[1,5-a]pyridine-6-boronic acid pinacol ester contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 381.03 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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-Bromo-3-methoxycarbonyl-pyrazolo[1,5-a]pyridine-6-boronic acid pinacol ester 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.
Physical & Chemical Properties
| Molecular Formula | C15H18BBrN2O4 |
| Molecular Weight | 381.03 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-(4-(Difluoromethyl)-6-iodo-2-(trifluoromethyl)pyridin-3-yl)acetic acid (CAS 1804867-93-3)
- 1-Amino-2,4-dibromo-anthraquinone (CAS 81-49-2)
- 2-(Difluoromethyl)-4-iodo-5-(trifluoromethyl)pyridine-3-acetic acid (CAS 1804869-49-5)
- Crisaborole Impurity 22 (CAS CATO-C4X-202122)
- 3-Fluoro-4'-(pyrrolidin-1-ylsulfonyl)-[1,1'-biphenyl]-2-carboxylic acid (CAS 1261903-86-9)
- Methyl 6-hydroxybenzofuran-3-carboxylate (CAS 862179-10-0)
- 5-Bromo-4-(diethylamino)pyridine-3-sulfonic acid (CAS 1352518-12-7)
- 2-Chloro-6-(3,4-dichlorophenyl)nicotinonitrile (CAS 885950-30-1)
- 3-(Isopropylthio)propan-1-amine (CAS 67215-22-9)
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- 6-iodopyridazin-3-amine (CAS 187973-60-0)
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