| CAS No. | 1142215-96-0 |
| Molecular Formula | C19H21FN2O4 |
| Molecular Weight | 360.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 360.38 g/mol gives 1142215-96-0 9474AC C19H21FN2O4 [(2-{[2-(3-Fluorophenyl)ethyl]amino}-2-oxoethyl)-(4-methoxyphenyl)amino]acetic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1142215-96-0 9474AC C19H21FN2O4 [(2-{[2-(3-Fluorophenyl)ethyl]amino}-2-oxoethyl)-(4-methoxyphenyl)amino]acetic acid (CAS 1142215-96-0), a certified reference material (molecular formula C19H21FN2O4, MW 360.38 g/mol) for analytical method development and quality control.
Structurally, 1142215-96-0 9474AC C19H21FN2O4 [(2-{[2-(3-Fluorophenyl)ethyl]amino}-2-oxoethyl)-(4-methoxyphenyl)amino]acetic acid (C19H21FN2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 360.38 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.
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.
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.
| Molecular Formula | C19H21FN2O4 |
| Molecular Weight | 360.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |