N-(Furan-2-ylmethyl)-2-(5-(p-tolyl)isoxazol-3-yl)acetamide CAS 946226-66-0
| CAS No. | 946226-66-0 |
| Molecular Formula | C17H16N2O3 |
| Molecular Weight | 296.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
N-(Furan-2-ylmethyl)-2-(5-(p-tolyl)isoxazol-3-yl)acetamide (CAS 946226-66-0), molecular formula C17H16N2O3 and molecular weight 296.32 g/mol, is a CATO reference standard with documented purity and traceability.
N-(Furan-2-ylmethyl)-2-(5-(p-tolyl)isoxazol-3-yl)acetamide (C17H16N2O3) contains a steroid core, 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C17H16N2O3 |
| Molecular Weight | 296.32 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related N Standards
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- (E)-3-(Furan-2-yl)-N-((1-phenylpyrrolidin-2-yl)methyl)acrylamide (CAS 1798408-90-8)
- 1-(2-Furan-2-yl-6-methyl-1,2,3,4-tetrahydro-quinolin-4-yl)-pyrrolidin-2-one (CAS 626218-11-9)
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Recommended Standards
- n-(Benzo[d][1,3]dioxol-5-yl)-2-(indolin-1-yl)acetamide (CAS 491867-68-6)
- N1-(2,2-Dimethoxyethyl)-N2-(2-ethoxyphenyl)oxalamide (CAS 922988-07-6)
- N-(8-Methyl-11-oxo-10,11-dihydrodibenzo[b,f][1,4]oxazepin-2-yl)propionamide (CAS 922031-14-9)
- N1-(6,7-dimethoxyquinazolin-4-yl)benzene-1,4-diamine (CAS 330999-50-3)
- tert-Butyldimethylsilanol (CAS 18173-64-3)
- 1-(3-Methoxybenzyl)-5,6-dimethyl-4-nitro-1H-benzo[d]imidazole (CAS 338954-64-6)
- 4-Aminothiobenzamide (CAS 4114-67-4)
- 2-((2-Bromopyridin-3-yl)oxy)-4-chloropyrimidine (CAS 1065484-67-4)
- (2R,3R,4S,5R,6R)-5-(benzyloxy)-2-((benzyloxy)methyl)-6-methoxytetrahydro-2H-pyran-3,4-diol (CAS 51842-27-4)
- 7-chloro-1H-imidazo[4,5-b]pyridin-5-amine (CAS 37436-96-7)
- Duloxetine EP Impurity G (CAS 321-38-0)
- 3,3-Dimethyl-4-trifluoromethylbutyrophenone (CAS 898764-76-6)
- 4-(5-(Trifluoromethyl)isoxazol-3-yl)benzoic acid (CAS 1124198-95-3)
- Semaglutide impurity 50 (CAS 2773558-66-8)
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