| CAS No. | 1122-28-7 |
| Molecular Formula | C5H6N4 |
| Molecular Weight | 122.13 g/mol |
| 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.
4,5-dicyanimidazole (CAS 1122-28-7) is a high-purity analytical reference standard with the molecular formula C5H6N4 and a molecular weight of 122.13 g/mol.
Based on its molecular formula C5H6N4, 4,5-dicyanimidazole contains a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 122.13 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
| Molecular Formula | C5H6N4 |
| Molecular Weight | 122.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 4 |