4-[Benzyl(ethyl)amino]-3-nitrobenzoic acid CAS 420116-63-8
| CAS No. | 420116-63-8 |
| Molecular Formula | C16H16N2O4 |
| Molecular Weight | 300.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C16H16N2O4, 4-[Benzyl(ethyl)amino]-3-nitrobenzoic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 300.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 4-[Benzyl(ethyl)amino]-3-nitrobenzoic acid (CAS 420116-63-8), a certified reference material (molecular formula C16H16N2O4, MW 300.31 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 4-[Benzyl(ethyl)amino]-3-nitrobenzoic 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 | C16H16N2O4 |
| Molecular Weight | 300.31 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 4,4'-(Ethane-1,2-diylbis(azanediyl))dibenzoic acid (CAS 95627-01-3)
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- 4-(6-Methoxy-3-(methoxymethyl)benzofuran-2-yl)benzene-1,3-diol (CAS 62723-06-2)
- 4-Acetoxy-2,4-dimethoxybenzophenone (CAS 890100-19-3)
- Temsavir (CAS 701213-36-7)
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- Pyrazolo[1,5-b]pyridazine-3-carboxylic Acid (CAS 88561-91-5)
- 4-Bromo-5-(butoxymethyl)-1-(2-fluoroethyl)-1H-pyrazole (CAS 1856097-28-3)
- N-(3,5-bis(trifluoromethyl)phenyl)-1,2,3-thiadiazole-4-carboxamide (CAS 252949-83-0)
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- Salcaprozate Impurity 10 (CAS CATO-C4X-250710)
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