N-(3-Methoxybenzyl)-2-(5-(4-methoxyphenyl)isoxazol-3-yl)acetamide CAS 953255-68-0
| CAS No. | 953255-68-0 |
| Molecular Formula | C20H20N2O4 |
| Molecular Weight | 352.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including N-(3-Methoxybenzyl)-2-(5-(4-methoxyphenyl)isoxazol-3-yl)acetamide.
N-(3-Methoxybenzyl)-2-(5-(4-methoxyphenyl)isoxazol-3-yl)acetamide (CAS 953255-68-0) is a high-purity analytical reference standard with the molecular formula C20H20N2O4 and a molecular weight of 352.38 g/mol.
Based on its molecular formula C20H20N2O4, N-(3-Methoxybenzyl)-2-(5-(4-methoxyphenyl)isoxazol-3-yl)acetamide contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 352.38 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), N-(3-Methoxybenzyl)-2-(5-(4-methoxyphenyl)isoxazol-3-yl)acetamide 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 | C20H20N2O4 |
| Molecular Weight | 352.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related N Standards
- 8-(((4-Methoxybenzyl)amino)methyl)-2,3-dihydro-[1,4]dioxino[2,3-g]quinolin-7(6H)-one (CAS 496782-57-1)
- 3-(4-Methoxybenzyl)-3,4,7,12-tetrahydro-1H-[1,2,5]triazepino[1,2-b]phthalazine-1,5(2H)-dione (CAS 81215-68-1)
- 2-((4-Methoxybenzyl)amino)-2-phenyl-N-(thiazol-2-yl)acetamide (CAS 1031209-53-6)
- 1-(4-Methoxybenzyl)-5-(trifluoromethoxy)indoline-2,3-dione (CAS 1160247-92-6)
- N-(4-methoxybenzyl)-8-methyl-8H-thieno[2,3-b]indole-2-carboxamide (CAS 860650-49-3)
- 2-Benzyl-5-(4-methoxybenzyl)tetrahydropyrrolo[3,4-c]pyrrole-1,3(2H,3aH)-dione (CAS 1956383-16-6)
- N-(2-methoxybenzyl)-1-(4-methoxyphenyl)-5-oxopyrrolidine-3-carboxamide (CAS 878725-34-9)
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Recommended Standards
- N-(3-Fluorophenyl)-2-((5-(hydroxymethyl)-1-(2-(methylamino)-2-oxoethyl)-1H-imidazol-2-yl)thio)acetamide (CAS 921562-63-2)
- N-[(E)-2-[6-Methyl-3-(prop-2-en-1-ylsulfanyl)-1,2,4-triazin-5-yl]ethenyl]-3-(trifluoromethyl)aniline (CAS 477865-93-3)
- n-(3,4-Dimethoxybenzyl)-5-methyl-3-phenylisoxazole-4-carboxamide (CAS 497061-11-7)
- Na-((Benzyloxy)carbonyl)-1-methyl-L-tryptophan (CAS 561303-25-1)
- tert-Butyl 2-(5-chloro-2-fluorobenzyl)hydrazinecarboxylate (CAS 1702683-46-2)
- 4,6-Dichloropyrimidine-2,5-diamine hydrochloride (CAS 56145-03-0)
- Benzyl methyl(2-(pyrrolidin-1-yl)-1-(4-(trifluoromethyl)phenyl)ethyl)carbamate (CAS 675602-73-0)
- 2,2-Difluoro-2-(2-fluorophenyl)ethan-1-amine (CAS 1380202-36-7)
- n-(4-Fluorophenethyl)butan-2-amine (CAS 1019551-88-2)
- 6-(3-Fluorophenoxy)pyridin-3-amine (CAS 954252-97-2)
- Deucravacitinib Impurity 14 (CAS 1609394-23-1)
- 1-Benzyl-4-(1-methyl-1H-tetrazol-5-yl)piperidine (CAS 1401728-91-3)
- 2-(2,4-Dimethylphenyl)acetonitrile (CAS 68429-53-8)
- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
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