4-Amino-N-(2-oxotetrahydrofuran-3-yl)benzamide CAS 61331-55-3
| CAS No. | 61331-55-3 |
| Molecular Formula | C11H12N2O3 |
| Molecular Weight | 220.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 220.22 g/mol gives 4-Amino-N-(2-oxotetrahydrofuran-3-yl)benzamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Amino-N-(2-oxotetrahydrofuran-3-yl)benzamide (CAS 61331-55-3), molecular formula C11H12N2O3 and molecular weight 220.22 g/mol, is a CATO reference standard with documented purity and traceability.
4-Amino-N-(2-oxotetrahydrofuran-3-yl)benzamide (C11H12N2O3) contains an amino-acid-derived structure, 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Amino-N-(2-oxotetrahydrofuran-3-yl)benzamide 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 | C11H12N2O3 |
| Molecular Weight | 220.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 2 |
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- Semaglutide impurity 202 (CAS CATO-C4X-2226202)
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