1H-Benzimidazole, 6,7-difluoro-6,7-difluoro-1H-1,3-benzodiazole CAS 236736-21-3
| CAS No. | 236736-21-3 |
| Molecular Formula | C7H4F2N2 |
| Molecular Weight | 154.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1H-Benzimidazole, 6,7-difluoro-6,7-difluoro-1H-1,3-benzodiazole (CAS 236736-21-3) is a high-purity analytical reference standard with the molecular formula C7H4F2N2 and a molecular weight of 154.12 g/mol.
1H-Benzimidazole, 6,7-difluoro-6,7-difluoro-1H-1,3-benzodiazole (C7H4F2N2) contains a nitrile group, fluorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4F2N2 |
| Molecular Weight | 154.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2024 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related H Standards
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