2-[(1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl)oxy]-N-(2-methoxyphenyl)acetamide CAS 339105-79-2
| CAS No. | 339105-79-2 |
| Molecular Formula | C17H14N2O5 |
| Molecular Weight | 326.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 2-[(1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl)oxy]-N-(2-methoxyphenyl)acetamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 326.30 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
2-[(1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl)oxy]-N-(2-methoxyphenyl)acetamide (CAS 339105-79-2) is a high-purity analytical reference standard with the molecular formula C17H14N2O5 and a molecular weight of 326.30 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C17H14N2O5 |
| Molecular Weight | 326.30 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.) | 2025 |
| Nitrogen Atoms | 2 |
Related Dioxo Standards
- 2-(2,6-dioxo-3-piperidyl)-4-(4-hydroxybut-1-ynyl)isoindoline-1,3-dione (CAS 2503018-09-3)
- 2-(2,6-dioxo-3-piperidyl)-5-(4-hydroxybut-1-ynyl)isoindoline-1,3-dione (CAS 2241315-07-9)
- Ethyl 2,4-dioxo-3-(3-(trifluoromethyl)phenyl)-3-azabicyclo[3.1.0]Hexane-6-carboxylate (CAS 318237-87-5)
- 5,7-Dioxo-4,5-dihydrothiazolo[4,5-d]pyrimidin-6(7H)-yl benzenesulfonate (CAS 18903-21-4)
- 2,4-Dioxo-7-phenyl-1-propyl-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 863667-95-2)
- 5-[(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)methyl]-2-ethoxybenzoic acid (CAS 735322-80-2)
- N-[2-(2,6-dioxo-3-piperidyl)-1,3-dioxo-isoindolin-5-yl]prop-2-enamide (CAS 1957235-53-8)
- ((2,4-Dioxo-2,3,4,5-tetrahydro-1h-benzo[b][1,4]diazepin-7-yl)sulfonyl)alanine (CAS 1396967-01-3)
Recommended Standards
- 2-[[2,3-Dihydro-2-[(3-methoxyphenyl)methylene]-3-oxo-6-benzofuranyl]oxy]acetic acid (CAS 859664-16-7)
- 2-[4-(6-Methoxy-2-oxo-2H-chromen-3-yl)phenoxy]acetic acid (CAS 951626-81-6)
- 2-(2,3-Dimethoxyphenyl)-4-oxo-3,4-dihydroquinazoline-6-carboxylic acid (CAS 68274-49-7)
- 2-Amino-6-(hydroxymethyl)-4-(3-methoxyphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile (CAS 664999-61-5)
- 4-Methyl-1-[(oxiran-2-yl)methyl]piperidine (CAS 91595-79-8)
- 1-(4-Methoxyphenyl)piperazine HCl (CAS 84145-43-7)
- 5-Methoxy-3a-methyltetrahydropyrrolo[1,2-b]isothiazol-3(2H)-one 1,1-dioxide (CAS 2126159-90-6)
- 1-(2,2-Diethoxyethoxy)-3-methoxybenzene (CAS 108639-46-9)
- 1-Methyl-4-[5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidin-2-yl]-5-(trifluoromethyl)-1H-pyrazole (CAS 956624-11-6)
- (4-Methyl-3,4-dihydronaphthalen-2-yl)boronic acid (CAS 521917-71-5)
- Benzenesulfonic Acid Impurity 4 Sodium Salt (CAS 32073-22-6)
- tert-Butyl (S)-3-amino-3-phenylpropanoate (CAS 120686-18-2)
- Omeprazole EP Impurity H (CAS CATO-C4X-111298)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
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