3-Methyl-4-nitroisoxazole CAS 1122-05-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1122-05-0 |
| Molecular Formula | C4H4N2O3 |
| Molecular Weight | 128.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-4-nitroisoxazole (CAS 1122-05-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H4N2O3. Molecular weight: 128.09 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H4N2O3 |
| Molecular Weight | 128.09 g/mol |
| 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 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 5-Methyl-4-nitroisoxazole (CAS 1122-06-1)
- 4-Nitroisoxazole (CAS 1121-13-7)
- 3-Nitroisoxazole (CAS 39485-31-9)
- 3-Methyl-4-nitroisoxazole-5-carbaldehyde (CAS 6436-64-2)
- 3-Nitroisoxazole-5-carboxamide (CAS 1224594-00-6)
- 5-Nitroisoxazole-3-carboxylic acid (CAS 1368191-38-1)
- Methyl 5-nitroisoxazole-3-carboxylate (CAS 1367269-14-4)
- 3-Methyl-4-nitroisoxazole-5-carboxylic acid (CAS 89282-13-3)
Recommended Standards
- 1-Methyl-4-nitro-1,2,3-triazole (CAS 107945-66-4)
- 5-Nitro-1H-pyrazol-3-amine (CAS 1030139-28-6)
- 1-Methyl-5-nitro-1,2,3-triazole (CAS 1204736-25-3)
- N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-N6-(amino((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran)-5-sulfonamido)methylene)-N2-methyl-L-lysine (CAS 2044711-15-9)
- 2-Isopropoxy-4-methylbenzaldehyde (CAS 1159694-54-8)
- 1-Fluorocyclopropanesulfonamide (CAS 1108658-19-0)
- 4-ethynyl-1-tetrahydropyran-4-yl-pyrazole (CAS 2098009-40-4)
- N-(2,5-Difluorobenzyl)-1-(1-isobutyl-1H-pyrazol-4-yl)methanamine hydrochloride (CAS 1856067-79-2)
- 3-(Ethylthio)-2-methylpropanenitrile (CAS 18673-12-6)
- Allo-D-Ile17-Tirzepatide (CAS CATO-CPTD788962)
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