4-(3-Methoxy-3-oxo-2-(1-oxoisoindolin-2-yl)propyl)phenyl 4-methylbenzoate CAS 477889-64-8
| CAS No. | 477889-64-8 |
| Molecular Formula | C26H23NO5 |
| Molecular Weight | 429.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-(3-Methoxy-3-oxo-2-(1-oxoisoindolin-2-yl)propyl)phenyl 4-methylbenzoate is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 4-(3-Methoxy-3-oxo-2-(1-oxoisoindolin-2-yl)propyl)phenyl 4-methylbenzoate (CAS 477889-64-8), a certified reference material (molecular formula C26H23NO5, MW 429.46 g/mol) for analytical method development and quality control.
Structurally, 4-(3-Methoxy-3-oxo-2-(1-oxoisoindolin-2-yl)propyl)phenyl 4-methylbenzoate (C26H23NO5) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 429.46 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C26H23NO5 |
| Molecular Weight | 429.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 4-(3-Methoxy-3-oxo-1-(1-oxoisoindolin-2-yl)propyl)phenyl 4-methylbenzoate (CAS 478249-89-7)
- 4-[3-Methoxy-3-oxo-2-(1-oxo-2,3-dihydro-1H-isoindol-2-yl)propyl]phenyl 2-methylbenzoate (CAS 477889-63-7)
- 5-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole (CAS 1278579-44-4)
- 6-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole (CAS 942137-70-4)
- 1-(2-Methoxy-5-oxazol-2-yl-phenyl)-4-(1-phenyl-1H-pyrazol-3-ylmethyl)-[1,4]diazepane (CAS 1226691-90-2)
- N-(2-Methoxy-4-(4-methylpiperazin-1-yl)phenyl)-4-(1-methyl-1H-pyrrolo[2,3-c]pyridin-3-yl)pyrimidin-2-amine (CAS 1594092-37-1)
- 2-(3-Methoxy-4-(octyloxy)benzylidene)-6-methyl-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 617694-34-5)
- 5-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine (CAS 2161304-84-1)
Recommended Standards
- 3-(1,1-Dioxido-4H-benzo[e][1,2,4]thiadiazin-3-yl)-7-fluoro-4-hydroxy-1-isopentylquinolin-2(1H)-one (CAS 477930-58-8)
- Sarpogrelate Impurity 9 (CAS CATO-C4X-29139)
- 2-Methoxyethyl 2-amino-4-(4-(methoxycarbonyl)phenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carboxylate (CAS 329057-47-8)
- Oxyphenisatin dipropionate (CAS 2943075-86-1)
- 2-(2,4-Difluorophenyl)-1-(3-ethoxyphenyl)-1H-imidazole-4-carboxylic acid (CAS 954382-68-4)
- 2-(Allylamino)benzoic acid (CAS 57397-97-4)
- 1H,7H-[1,4]Dioxino[2,3-f:5,6-f′]bisbenzotriazole (CAS 1276042-43-3)
- 3-Bromo-1-methylindolin-2-one (CAS 3265-27-8)
- 4-Nitrophenyl α-D-Glucuronide (CAS 71484-85-0)
- 3-Hydroxypent-4-ynoic acid (CAS 1314901-38-6)
- 1-(3-aminophenyl)-1,3-dimethylurea (CAS 1545161-09-8)
- Nickel(II) oxalate hydrate (CAS 126956-48-7)
- Tert-butyl (R)-(1-iodo-3-methylbutan-2-yl)carbamate (CAS 293305-70-1)
- Semaglutide Impurity 140 (CAS CATO-C4X-2226140)
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