3-(4-Methoxyphenyl)-5-nitro-4,5-dihydroisoxazole CAS 61428-15-7
| CAS No. | 61428-15-7 |
| Molecular Formula | C10H10N2O4 |
| Molecular Weight | 222.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 222.20 g/mol gives 3-(4-Methoxyphenyl)-5-nitro-4,5-dihydroisoxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(4-Methoxyphenyl)-5-nitro-4,5-dihydroisoxazole (CAS 61428-15-7), molecular formula C10H10N2O4 and molecular weight 222.20 g/mol, is a CATO reference standard with documented purity and traceability.
3-(4-Methoxyphenyl)-5-nitro-4,5-dihydroisoxazole (C10H10N2O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(4-Methoxyphenyl)-5-nitro-4,5-dihydroisoxazole meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C10H10N2O4 |
| Molecular Weight | 222.20 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.) | 1974 |
| Nitrogen Atoms | 2 |
Related Methoxyphenyl Standards
- 4-(3-Methoxyphenyl)-2,4-dioxobutanoic acid (CAS 105356-66-9)
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- 4-(2-Methoxyphenyl)-2,4-dioxobutanoic acid (CAS 77664-74-5)
- 4-(4-Methoxyphenyl)-2,4-dioxobutanoic acid (CAS 55558-77-5)
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Recommended Standards
- 3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-ol (CAS 26904-02-9)
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- 3-(2-Amino-6-oxo-1H-purin-9(6H)-yl)propanamide (CAS 95148-49-5)
- 3-(5-Methyl-7-oxo-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)propanoic acid (CAS 878441-48-6)
- 2,4,6-Trimethyl-N-(2-methylquinolin-8-yl)benzenesulfonamide (CAS 15011-27-5)
- 2-(Methylsulfanyl)-4,6-bis[(E)-2-phenylethenyl]nicotinonitrile (CAS 860649-66-7)
- 2-Mercapto-7-(trifluoromethyl)-7,8-dihydroquinazolin-5(6H)-one (CAS 1420792-78-4)
- [D-His1]-Semaglutide (CAS CATO-C4X-2226127)
- 4-(Tert-butylamino)-3-nitrobenzoic acid (CAS 691363-50-5)
- Ethyl 2-(4-(tert-pentyl)phenoxy)propanoate (CAS 832740-59-7)
- 3-Azabicyclo[3.3.1]nonan-7-ol hydrochloride (CAS 1951440-87-1)
- 5-Chloro-3-fluorothiophene-2-carboxylic acid (CAS 919121-90-7)
- Tert-butyl 4-(2-aminobenzoyl)piperazine-1-carboxylate (CAS 889125-00-2)
- 141801-03-8 IL-1 Receptor Peptide (human) (CAS 141801-03-8)
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