2-(4-Methoxyphenyl)-1,3-dioxoisoindoline-5-carboxylic acid CAS 160878-87-5
| CAS No. | 160878-87-5 |
| Molecular Formula | C16H11NO5 |
| Molecular Weight | 297.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-(4-Methoxyphenyl)-1,3-dioxoisoindoline-5-carboxylic acid (CAS 160878-87-5) is a high-purity analytical reference standard with the molecular formula C16H11NO5 and a molecular weight of 297.26 g/mol.
The molecular framework of 2-(4-Methoxyphenyl)-1,3-dioxoisoindoline-5-carboxylic acid (C16H11NO5) is characterized by a flavonoid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2-(4-Methoxyphenyl)-1,3-dioxoisoindoline-5-carboxylic acid 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 | C16H11NO5 |
| Molecular Weight | 297.26 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Nitrogen Atoms | 1 |
Related Methoxyphenyl Standards
- 2-(2-Methoxyphenyl)-1,3-dioxoisoindoline-5-carboxylic acid (CAS 110768-14-4)
- 2-(3-Methoxyphenyl)-1,3-dioxoisoindoline-5-carboxylic acid (CAS 166096-48-6)
- 2-(4-Methoxyphenyl)-5-(2-nitrophenyl)-1,3,4-oxadiazole (CAS 107821-64-7)
- N-(2-Methoxyphenyl)-3-(pyrazin-2-yl)-1,2,4-oxadiazole-5-carboxamide (CAS 1219902-55-2)
- N-(5-(3-Methoxyphenyl)-1,3,4-oxadiazol-2-yl)pyrazine-2-carboxamide (CAS 1251543-94-8)
- 2-(3-Methoxyphenyl)-5-(4-nitrophenyl)-1,3,4-oxadiazole (CAS 62507-53-3)
- 2-(4-Methoxyphenyl)-5-(4-nitrophenyl)-1,3,4-oxadiazole (CAS 62507-51-1)
- 5-(2-Methoxyphenyl)-3-(3-nitrophenyl)-1,2,4-oxadiazole (CAS 352341-25-4)
Recommended Standards
- Tert-butyl (2-methyl-3,5-dinitrophenyl)carbamate (CAS 1588441-20-6)
- 1,3,5-Tris[[(2S)-oxiran-2-yl]methyl]-1,3,5-triazinane-2,4,6-trione (CAS 1638385-00-8)
- 3’-Methoxy-4’-nitroflavone (CAS 145370-39-4)
- 2,4,6-Tris(((R)-oxiran-2-yl)methoxy)-1,3,5-triazine (CAS 1638385-03-1)
- Ethyl 2-((5-amino-4-methyl-4H-1,2,4-triazol-3-yl)thio)acetate (CAS 876459-04-0)
- 2,2-Dimethyl-3-((tetrahydrofuran-3-yl)oxy)propane-1-sulfonyl chloride (CAS 1464146-21-1)
- 1-Cyclopropyl-3-(1,3-dimethyl-1h-pyrazol-4-yl)propane-1,3-dione (CAS 1481500-25-7)
- 2-Amino-6-fluoro-3-methylbenzoic Acid (CAS 874804-26-9)
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- 5-Bromo-2-cyano-3-hydroxybenzoic acid (CAS 1805487-59-5)
- Zolpidem 6-Carboxylic Acid Methyl Ester (CAS 917252-81-4)
- 5'-(5-Formyl-2-methylphenyl)-6,6''-dimethyl-[1,1':3',1''-terphenyl]-3,3''-dicarbaldehyde (CAS 2413827-89-9)
- (1R,2R)-2-(thietan-3-ylamino)cyclohexan-1-ol (CAS 1867924-53-5)
- Semaglutide impurity 101 (CAS CATO-C4X-2226101)
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