5-Methoxy-1H-pyrazolo[4,3-b]pyridine CAS 52090-71-8
| CAS No. | 52090-71-8 |
| Molecular Formula | C7H7N3O |
| Molecular Weight | 149.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-Methoxy-1H-pyrazolo[4,3-b]pyridine is closely related to an amide group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-Methoxy-1H-pyrazolo[4,3-b]pyridine (CAS 52090-71-8) is a high-purity analytical reference standard with the molecular formula C7H7N3O and a molecular weight of 149.15 g/mol.
5-Methoxy-1H-pyrazolo[4,3-b]pyridine (C7H7N3O) contains an amide group, a hydroxyl group, an ether linkage, an aromatic ring system. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), 5-Methoxy-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 | C7H7N3O |
| Molecular Weight | 149.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
- 5-Methoxy-1H-imidazo[4,5-b]pyridine (CAS 1096666-10-2)
- 5-Methoxy-4-methylpyrimidine-2-carbonitrile (CAS 114969-78-7)
- 5-Methoxy-6-methylpyrimidine-4-carbonitrile (CAS 114969-83-4)
- 4-methoxy-5-methylpyrimidine-2-carbonitrile (CAS 114969-87-8)
- 4-Methoxy-1H-pyrazolo[3,4-b]pyridine (CAS 119368-03-5)
- 7-Methoxy-[1,2,4]triazolo[1,5-a]pyridine (CAS 1250443-32-3)
- 5-Methoxy-1H-pyrazolo[3,4-b]pyridine (CAS 1256804-26-8)
- 6-Methoxy-1H-pyrazolo[4,3-c]pyridine (CAS 1260664-06-9)
Recommended Standards
- 5-Methoxy-1H-benzo[d][1,2,3]triazole (CAS 27799-91-3)
- 5-Methoxybenzo[d]isoxazole (CAS 39835-06-8)
- 5-Methoxy-[1,2,4]triazolo[4,3-a]pyridine (CAS 501359-37-1)
- 5-Methoxyimidazo[1,2-a]pyrazine (CAS 572910-76-0)
- Ethyl 7-bromo-5H-[1,3]dioxolo[4,5-f]indole-6-carboxylate (CAS 253274-21-4)
- Metolazone EP Impurity D (CAS 4015-23-0)
- Barbadin (CAS 356568-70-2)
- 1-(6-Chloro-5H-imidazo[2,1-b][1,3]oxazin-3-yl)ethanone (CAS 30493-40-4)
- Methyl 4-Methyl-2-oxopentanoate (CAS 3682-43-7)
- tert-butyl N-[3-(aminomethyl)-5-fluorophenyl]carbamate (CAS 1893851-99-4)
- 5-Methyl-N-(4-methylpyrimidin-2-yl)-4-(1H-pyrazol-4-yl)thiazol-2-amine (CAS 1235318-89-4)
- Ethyl (Z)-3-chloroacrylate (CAS 16490-99-6)
- 4-(Tert-butoxy)but-2-en-1-amine (CAS 1562553-72-3)
- Gly-Neuroendocrine Regulatory Peptide-3 (human, mouse, rat) trifluoroacetate salt (CAS 1815618-19-9)
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