(1-Ethyl-3-nitro-1h-pyrazol-5-yl)methanol CAS 1328640-72-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1328640-72-7 |
| Molecular Formula | C6H9N3O3 |
| Molecular Weight | 171.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(1-Ethyl-3-nitro-1h-pyrazol-5-yl)methanol (CAS 1328640-72-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H9N3O3. Molecular weight: 171.15 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H9N3O3 |
| Molecular Weight | 171.15 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- 3-(3-Nitro-1H-pyrazol-1-yl)propan-1-ol (CAS 1003011-37-7)
- 2-(5-Methyl-3-nitro-1h-pyrazol-1-yl)ethan-1-ol (CAS 1006950-51-1)
- 2-(3-Methyl-4-nitro-pyrazol-1-yl)-ethanol (CAS 1201936-01-7)
- 2-(5-Methyl-4-nitro-1H-pyrazol-1-yl)ethan-1-ol (CAS 1795433-28-1)
- N1-(4-Nitro-1H-imidazol-5-yl)ethane-1,2-diamine (CAS 573986-91-1)
- 1-Methyl-4-nitro-1H-imidazole-2-carboxylic acid (CAS 109012-24-0)
- 2-Methyl-5-nitro-1H-imidazole-4-carboxylic acid (CAS 116273-51-9)
- 1-Methyl-5-nitro-1h-pyrazole-3-carboxylic acid (CAS 1171709-53-7)
Recommended Standards
- Methyl 3-acetyl-4,5-dihydroisoxazole-4-carboxylate (CAS 132659-36-0)
- 5-(Methoxymethyl)-1-methyl-3-nitro-1h-pyrazole (CAS 1328640-84-1)
- Ethyl 5-methoxyisoxazole-4-carboxylate (CAS 1314983-30-6)
- 8-(Chloromethyl)-3-cyclopentyl-[1,2,4]triazolo[4,3-a]pyridine (CAS 1206970-31-1)
- 4-((2,2,2-Trifluoroethyl)amino)-2-(trifluoromethyl)benzonitrile (CAS 821777-50-8)
- Phthalic Acid, Mono-Methyl Ester (CAS 4376-18-5)
- imidazo[1,2-a]pyridin-2-ylmethanol hydrochloride (CAS 82090-50-4)
- 19-Norandrost-4-ene-3,17-dione (CAS 734-32-7)
- 4-Bromo-2-chloro-5-fluorobenzonitrile (CAS 1126779-33-6)
- 59880-97-6 Chemotactic peptide F-Met-Leu-Phe L-Phenylalanine, N-(N-(N-formyl-L-methionyl)-L-leucyl)- N-Formyl-L-methionyl-L-leucyl-L-phenylalanine N-Formyl-Met-Leu-Phe N-Formylmethionine leucyl-phenylalanine fMLF fMLP (misnomer but widely used) (CAS 59880-97-6)
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