1-([1,1'-Biphenyl]-4-ylmethyl)-4,6-difluoro-5-iodo-2-(methylthio)-1h-benzo[d]imidazole CAS 1219741-32-8
| CAS No. | 1219741-32-8 |
| Molecular Formula | C21H15F2IN2S |
| Molecular Weight | 492.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 492.32 g/mol gives 1-([1,1'-Biphenyl]-4-ylmethyl)-4,6-difluoro-5-iodo-2-(methylthio)-1h-benzo[d]imidazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-([1,1'-Biphenyl]-4-ylmethyl)-4,6-difluoro-5-iodo-2-(methylthio)-1h-benzo[d]imidazole (CAS 1219741-32-8) is a high-purity analytical reference standard with the molecular formula C21H15F2IN2S and a molecular weight of 492.32 g/mol.
Based on its molecular formula C21H15F2IN2S, 1-([1,1'-Biphenyl]-4-ylmethyl)-4,6-difluoro-5-iodo-2-(methylthio)-1h-benzo[d]imidazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, fluorine/iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 492.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), 1-([1,1'-Biphenyl]-4-ylmethyl)-4,6-difluoro-5-iodo-2-(methylthio)-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.
Physical & Chemical Properties
| Molecular Formula | C21H15F2IN2S |
| Molecular Weight | 492.32 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1990 |
| Halogen Content | F/I-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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