tert-butyl 5-chloro-6-methoxy-pyrazolo[4,3-b]pyridine-1-carboxylate CAS 2442597-57-9
| CAS No. | 2442597-57-9 |
| Molecular Formula | C12H22ClN3O3 |
| Molecular Weight | 291.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies tert-butyl 5-chloro-6-methoxy-pyrazolo[4,3-b]pyridine-1-carboxylate (CAS 2442597-57-9), a certified reference material (molecular formula C12H22ClN3O3, MW 291.77 g/mol) for analytical method development and quality control.
Structurally, tert-butyl 5-chloro-6-methoxy-pyrazolo[4,3-b]pyridine-1-carboxylate (C12H22ClN3O3) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 291.77 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures tert-butyl 5-chloro-6-methoxy-pyrazolo[4,3-b]pyridine-1-carboxylate 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 | C12H22ClN3O3 |
| Molecular Weight | 291.77 g/mol |
| Appearance | 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, keep tightly closed to prevent evaporation |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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