1-Phenyl-1H-indazol-3(2H)-one CAS 28561-80-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28561-80-0 |
| Molecular Formula | C13H10N2O |
| Molecular Weight | 210.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Phenyl-1H-indazol-3(2H)-one (CAS 28561-80-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H10N2O. Molecular weight: 210.23 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H10N2O |
| Molecular Weight | 210.23 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 1-Phenyl-1H-benzo[d][1,2,3]triazol-5-amine (CAS 54883-78-2)
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- 1-Methyl-4-phenyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 53645-68-4)
- 2-((4-Amino-6-chloro-1,3,5-triazin-2-yl)amino)ethanol (CAS 64887-39-4)
- N-(5-((2-Oxo-2-(p-tolylamino)ethyl)thio)-1,3,4-thiadiazol-2-yl)propionamide (CAS 392291-22-4)
- N-{3-[N-hydroxyethanimidoyl]phenyl}benzamide (CAS 1016721-78-0)
- 5-Cyclopropoxy-N-methyl-2-(trifluoromethyl)nicotinamide (CAS 1243361-52-5)
- 3-Ethyl-1-methyl-1H-pyrazole-5-carbaldehyde (CAS 1152617-35-0)
- 6-Hydrazinouracil (CAS 27146-64-1)
- Insulin Glargine (CAS 160337-95-1)
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