3-(1-Ethyl-7-methyl-2-oxo-1,2-dihydroquinolin-3-yl)propanoic acid CAS 1706451-82-2
| CAS No. | 1706451-82-2 |
| Molecular Formula | C15H17NO3 |
| Molecular Weight | 259.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
3-(1-Ethyl-7-methyl-2-oxo-1,2-dihydroquinolin-3-yl)propanoic acid (CAS 1706451-82-2) is a high-purity analytical reference standard with the molecular formula C15H17NO3 and a molecular weight of 259.30 g/mol.
Structurally, 3-(1-Ethyl-7-methyl-2-oxo-1,2-dihydroquinolin-3-yl)propanoic acid (C15H17NO3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 259.30 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 3-(1-Ethyl-7-methyl-2-oxo-1,2-dihydroquinolin-3-yl)propanoic 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 | C15H17NO3 |
| Molecular Weight | 259.30 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 1 |
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