7-Nitro-2,3-dihydro-1h-indazol-3-one CAS 31775-97-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31775-97-0 |
| Molecular Formula | C7H5N3O3 |
| Molecular Weight | 179.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Nitro-2,3-dihydro-1h-indazol-3-one (CAS 31775-97-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H5N3O3. Molecular weight: 179.13 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H5N3O3 |
| Molecular Weight | 179.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 3 |
Related Nitro Standards
- 7-nitro-1H-indazol-6-ol (CAS 1019332-61-6)
- 5-Nitro-1H-indazol-6-ol (CAS 1082041-56-2)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridin-5-ol (CAS 1190311-92-2)
- 3-Nitro-1H-pyrrolo[3,2-c]pyridin-4-ol (CAS 1190314-28-3)
- 4-Nitro-1H-pyrrolo[2,3-b]pyridin-5-ol (CAS 1190318-01-4)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridin-6-ol (CAS 1190318-36-5)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridin-7-ol (CAS 1190318-84-3)
- 3-Nitro-1H-pyrrolo[3,2-c]pyridin-6-ol (CAS 1190320-27-4)
Recommended Standards
- 7-Hydroxypyrazolo[1,5-a]pyrimidine-6-carboxylic acid (CAS 63612-04-4)
- 7-Nitro-3H-2-benzofuran-1-one (CAS 42760-46-3)
- 7-hydroxy-1H-pyrazolo[4,3-b]pyridine-6-carboxylic acid (CAS 716362-69-5)
- DBCO-PEG1 (CAS 1839049-33-0)
- 2-Fluoro-4-(4-methylpiperazin-1-yl)aniline (CAS 500205-59-4)
- 2-(3-(1H-pyrrol-1-yl)-1H-1,2,4-triazol-1-yl)-3-chloro-5-(trifluoromethyl)pyridine (CAS 303144-56-1)
- 2-Azido-N-(3-chloro-4-methylphenyl)acetamide (CAS 1249939-16-9)
- 4-(4-Chloro-1h-pyrrole-2-carbonyl)piperazin-2-one (CAS 1247610-27-0)
- Tert-butyl (1R,2R,5S)-2-(hydroxymethyl)-6,6-dimethyl-3-azabicyclo[3.1.0]Hexane-3-carboxylate (CAS 2101518-51-6)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
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