1H-Pyrazolo[4,3-c]pyridine 5-oxide CAS 871836-50-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 871836-50-9 |
| Molecular Formula | C6H5N3O |
| Molecular Weight | 135.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1H-Pyrazolo[4,3-c]pyridine 5-oxide (CAS 871836-50-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H5N3O. Molecular weight: 135.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H5N3O |
| Molecular Weight | 135.12 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.) | 1987 |
| Nitrogen Atoms | 3 |
Related H Standards
- Pyrazolo[1,5-a]pyrimidin-5(1H)-one (CAS 1027534-43-5)
- pyrazolo[1,5-a]pyrimidin-6-ol (CAS 1580489-59-3)
- 1H-Pyrazolo[3,4-b]pyridin-1-ol (CAS 159487-16-8)
- 1H-Pyrazolo[3,4-b]pyridine 7-oxide (CAS 924909-11-5)
- 1H-Pyrazolo[3,4-c]pyridin-3(2H)-one, 97% (CAS 53975-70-5)
- 1H-Pyrazolo[4,3-b]pyridin-3(2H)-one (CAS 51617-92-6)
- 1H-Pyrazolo[4,3-b]pyridin-7(4H)-one (CAS 94220-42-5)
- 2H-Pyrazolo[3,4-c]pyridin-7(6H)-one (CAS 918882-26-5)
Recommended Standards
- 1H-Pyrrolo[2,3-d]pyrimidin-6-ol (CAS 89487-98-9)
- 1H-pyrrolo[3,2-d]pyrimidin-4-ol (CAS 39455-99-7)
- 1H-Pyrrolo[3,4-d]pyrimidin-4-ol (CAS 39455-98-6)
- 3'-(Pyrrolidin-1-ylsulfonyl)-[1,1'-biphenyl]-3-ol (CAS 1261999-62-5)
- Ethyl 2,2-difluoro-3-(4-fluorophenyl)-3-hydroxypropanoate (CAS 321856-40-0)
- Ethyl(2-nitro-4-(trifluoromethyl)phenyl)sulfane (CAS 22057-35-8)
- 5-{[3-(trifluoromethyl)phenyl]methyl}-1,3-thiazol-2-amine (CAS 300819-51-6)
- Vildagliptin Impurity 74 (CAS 1382839-19-1)
- 3,3,7-Trimethyl-2,3-dihydrobenzofuran-4-ol (CAS 1380698-80-5)
- Neuropeptide Y, human (CAS 98264-90-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com