1142211-47-9 9429AC C20H22FN3O3 [{2-[4-(2-Fluorophenyl)piperazin-1-yl]-2-oxoethyl}(phenyl)amino]acetic acid CAS 1142211-47-9
| CAS No. | 1142211-47-9 |
| Molecular Formula | C20H22FN3O3 |
| Molecular Weight | 371.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C20H22FN3O3, 1142211-47-9 9429AC C20H22FN3O3 [{2-[4-(2-Fluorophenyl)piperazin-1-yl]-2-oxoethyl}(phenyl)amino]acetic acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 371.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1142211-47-9 9429AC C20H22FN3O3 [{2-[4-(2-Fluorophenyl)piperazin-1-yl]-2-oxoethyl}(phenyl)amino]acetic acid (CAS 1142211-47-9), molecular formula C20H22FN3O3 and molecular weight 371.41 g/mol, is a CATO reference standard with documented purity and traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C20H22FN3O3 |
| Molecular Weight | 371.41 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Recommended Standards
- MSDC 0602 (CAS 1133819-87-0)
- 1142211-50-4 9430AC C20H22FN3O3 [{2-[4-(4-Fluorophenyl)piperazin-1-yl]-2-oxoethyl}(phenyl)amino]acetic acid (CAS 1142211-50-4)
- 1-Cyclopropyl-6-fluoro-7-(8-methyl-3,8-diazabicyclo[3.2.1]octan-3-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 108461-05-8)
- SF2523 (CAS 1174428-47-7)
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- tert-Butyl 3-hydroxy-3-(sulfanylmethyl)piperidine-1-carboxylate (CAS 959701-68-9)
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