| CAS No. | 1040646-39-6 |
| Molecular Formula | C20H21FN6O2S |
| Molecular Weight | 428.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
6-(4-((4-Fluorophenyl)sulfonyl)piperazin-1-yl)-N-(4-methylpyridin-2-yl)pyridazin-3-amine (CAS 1040646-39-6), molecular formula C20H21FN6O2S and molecular weight 428.48 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution, 6-(4-((4-Fluorophenyl)sulfonyl)piperazin-1-yl)-N-(4-methylpyridin-2-yl)pyridazin-3-amine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 428.48 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures 6-(4-((4-Fluorophenyl)sulfonyl)piperazin-1-yl)-N-(4-methylpyridin-2-yl)pyridazin-3-amine 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 | C20H21FN6O2S |
| Molecular Weight | 428.48 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 1 |