| CAS No. | 365542-44-5 |
| Molecular Formula | C29H32N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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.
CATO supplies 2-[2-[4-[2-methoxy-5-[2-(1-methylpyridin-1-ium-2-yl)ethyl]phenoxy]phenyl]ethyl]-1-methyl-pyridin-1-ium diiodide (CAS 365542-44-5), a certified reference material (molecular formula C29H32N2O2I, MW 567.49 g/mol) for analytical method development and quality control.
Structurally, 2-[2-[4-[2-methoxy-5-[2-(1-methylpyridin-1-ium-2-yl)ethyl]phenoxy]phenyl]ethyl]-1-methyl-pyridin-1-ium diiodide (C29H32N2O2I) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.5, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 567.49 g/mol, it falls into the moderately-high-molecular-weight range. 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.
| Molecular Formula | C29H32N2O2 2*I |
| Molecular Weight | 567.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 14.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |