| CAS No. | 898783-27-2 |
| Molecular Formula | C19H20ClFN2O |
| Molecular Weight | 346.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 346.83 g/mol gives 4-Chloro-3-fluoro-2-(4-methylpiperazinomethyl) benzophenone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Chloro-3-fluoro-2-(4-methylpiperazinomethyl) benzophenone (CAS 898783-27-2), molecular formula C19H20ClFN2O and molecular weight 346.83 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H20ClFN2O, 4-Chloro-3-fluoro-2-(4-methylpiperazinomethyl) benzophenone contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 346.83 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.
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.
CATO manufactures 4-Chloro-3-fluoro-2-(4-methylpiperazinomethyl) benzophenone under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C19H20ClFN2O |
| Molecular Weight | 346.83 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |