| CAS No. | 950301-13-0 |
| Molecular Formula | C20H17FN4O |
| Molecular Weight | 348.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of N-(4-Fluorophenyl)-2-(2-methoxyphenyl)-5-methylpyrazolo[1,5-a]pyrimidin-7-amine is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies N-(4-Fluorophenyl)-2-(2-methoxyphenyl)-5-methylpyrazolo[1,5-a]pyrimidin-7-amine (CAS 950301-13-0), a certified reference material (molecular formula C20H17FN4O, MW 348.37 g/mol) for analytical method development and quality control.
N-(4-Fluorophenyl)-2-(2-methoxyphenyl)-5-methylpyrazolo[1,5-a]pyrimidin-7-amine (C20H17FN4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), N-(4-Fluorophenyl)-2-(2-methoxyphenyl)-5-methylpyrazolo[1,5-a]pyrimidin-7-amine 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.
| Molecular Formula | C20H17FN4O |
| Molecular Weight | 348.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |