3-Ethoxy-5-nitro-1H-indazole CAS 1365939-15-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1365939-15-6 |
| Molecular Formula | C9H9N3O3 |
| Molecular Weight | 207.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Ethoxy-5-nitro-1H-indazole (CAS 1365939-15-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H9N3O3. Molecular weight: 207.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H9N3O3 |
| Molecular Weight | 207.19 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 |
| 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.) | 1991 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- Ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-2-carboxylate (CAS 1363405-50-8)
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- 1-(Pyrazine-2-carbonyl)azetidine-3-carboxylic acid (CAS 1350989-06-8)
- 4-Amino-N-(3-sulfamoylphenyl)benzamide (CAS 438017-97-1)
- 3,6-Dibromocinnolin-4(1H)-one (CAS 875250-68-3)
- 5,9,14,18,23,27,32,36-octabutoxy-2,3-naphthalocyanine nickel(II) (CAS 155773-70-9)
- 2-(3-Aminopropyl)-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile hydrochloride (CAS 1172725-56-2)
- 2-Methoxy-4,5,6-trimethylpyridine-3-carboxylic acid (CAS 2222511-79-5)
- 2,3-Dihydro-1H-pyrido[1,2-a]pyrimidin-4(9aH)-one (CAS 114749-67-6)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
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