| CAS No. | 344278-88-2 |
| Molecular Formula | C22H20ClN3 |
| Molecular Weight | 361.87 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 361.87 g/mol gives 2-(2-Chloropyridin-3-yl)-5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(2-Chloropyridin-3-yl)-5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazole (CAS 344278-88-2), molecular formula C22H20ClN3 and molecular weight 361.87 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution, 2-(2-Chloropyridin-3-yl)-5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 361.87 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 2-(2-Chloropyridin-3-yl)-5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazole 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 | C22H20ClN3 |
| Molecular Weight | 361.87 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |