4,5-Dihydroisoxazole-3-carboxylic Acid CAS 4485-98-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4485-98-7 |
| Molecular Formula | C4H5NO3 |
| Molecular Weight | 115.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4,5-Dihydroisoxazole-3-carboxylic Acid (CAS 4485-98-7) pharmaceutical standards reference standard. Molecular formula: C4H5NO3. Molecular weight: 115.09 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H5NO3 |
| Molecular Weight | 115.09 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Related Dihydroisoxazole Standards
- 3-Methyl-4,5-dihydroisoxazole-5-carbonitrile (CAS 86260-83-5)
- 3-Oxo-2,3-dihydroisoxazole-4-carboxylic acid (CAS 178316-78-4)
- 2-Methyl-2,3-dihydroisoxazole-4-carboxylic acid (CAS 1260758-16-4)
- Methyl 4,5-dihydroisoxazole-3-carboxylate (CAS 50491-29-7)
- 3-Propyl-4,5-dihydroisoxazole-5-carbonitrile (CAS 190907-50-7)
- Ethyl 4,5-dihydroisoxazole-5-carboxylate (CAS 114120-87-5)
- 5-Methyl-4,5-dihydroisoxazole-3-carbohydrazide (CAS 89417-90-3)
- 3-Phenyl-4,5-dihydroisoxazole (CAS 14397-33-2)
Recommended Standards
- 3-Aminodihydrofuran-2,5-dione (CAS 4432-62-6)
- 4-Amino-4-oxobut-2-enoic acid (CAS 4452-01-1)
- 3-(Nitromethylene)oxetane (CAS 922500-95-6)
- 5-Bromo-N-(2-(cyclohex-1-en-1-yl)ethyl)-2-methoxy-4-methylbenzenesulfonamide (CAS 898644-70-7)
- Fenoldopam 8-Sulfate (CAS 87549-39-1)
- 4-Amino-N-(4-ethoxyphenyl)benzenesulfonamide hydrochloride (CAS 1047620-35-8)
- Ethyl 2-([1,1'-biphenyl]-3-yl)acetate (CAS 71912-70-4)
- N-tert-Butyloxycarbonyl-D-erythro-dihydro-D-sphingosine (CAS 140408-14-6)
- N-(4-aminophenyl)-2-chloro-4,5-difluorobenzamide (CAS 1087448-65-4)
- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
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