1-(4-CHloro-phenyl)-1,5,6,7-tetrahydro-pyrazolo[4,3-b]pyridine-4-carboxylic acid tert-butyl ester CAS 1951439-72-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1951439-72-7 |
| Molecular Formula | C17H20ClN3O2 |
| Molecular Weight | 333.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-CHloro-phenyl)-1,5,6,7-tetrahydro-pyrazolo[4,3-b]pyridine-4-carboxylic acid tert-butyl ester (CAS 1951439-72-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H20ClN3O2. Molecular weight: 333.81 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H20ClN3O2 |
| Molecular Weight | 333.81 g/mol |
| Appearance | Pale yellow to 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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- 5-Chloro-4,6-dimethyl-1,3-diphenyl-1H-pyrazolo[3,4-b]pyridine (CAS 58589-64-3)
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Recommended Standards
- tert-Butyl 4-(6-chloropyrimidin-4-yl)-2-methylbenzylcarbamate (CAS 1798792-32-1)
- tert-Butyl (4-(2-chloropyrimidin-4-yl)-2-methylbenzyl)carbamate (CAS 1798791-44-2)
- 1-[(4-Chlorophenyl)methyl]-N-[2-(dimethylamino)ethyl]-6-oxo-1,6-dihydropyridine-3-carboxamide (CAS 338783-43-0)
- [(4-tert-Butoxycarbonylamino-cyclohexyl)-methyl-amino]-acetic acid (CAS 1353974-01-2)
- N'-(2-chlorophenyl)-N-hydroxybenzimidamide (CAS 70870-05-2)
- 2-Fluoro-6-methylpyridine (CAS 407-22-7)
- tert-butyl 4-(methylcarbamoyl)piperazine-1-carboxylate (CAS 652154-14-8)
- Avatrombopag Impurity 58 (CAS CATO-C4X-223458)
- Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenethyl)silane (CAS 2096994-91-9)
- Des-Leu26-Tirzepatide (CAS CATO-CPTD788947)
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