6-Bromo-3-iodo-5-methoxy-1-trityl-1h-pyrazolo[4,3-b]pyridine CAS 1351813-62-1
| CAS No. | 1351813-62-1 |
| Molecular Formula | C26H19BrIN3O |
| Molecular Weight | 596.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 596.26 g/mol gives 6-Bromo-3-iodo-5-methoxy-1-trityl-1h-pyrazolo[4,3-b]pyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
6-Bromo-3-iodo-5-methoxy-1-trityl-1h-pyrazolo[4,3-b]pyridine (CAS 1351813-62-1), molecular formula C26H19BrIN3O and molecular weight 596.26 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine/iodine substitution, 6-Bromo-3-iodo-5-methoxy-1-trityl-1h-pyrazolo[4,3-b]pyridine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 596.26 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 6-Bromo-3-iodo-5-methoxy-1-trityl-1h-pyrazolo[4,3-b]pyridine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C26H19BrIN3O |
| Molecular Weight | 596.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br/I-containing |
| Nitrogen Atoms | 3 |
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