| CAS No. | 52197-12-3 |
| Molecular Formula | C7H4N4 |
| Molecular Weight | 144.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 144.13 g/mol gives 2,3-Dicyano-5-methylpyrazine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,3-Dicyano-5-methylpyrazine (CAS 52197-12-3) is a high-purity analytical reference standard with the molecular formula C7H4N4 and a molecular weight of 144.13 g/mol.
Structurally, 2,3-Dicyano-5-methylpyrazine (C7H4N4) contains a nitrile group, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 144.13 g/mol, it falls into the low-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,3-Dicyano-5-methylpyrazine 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 | C7H4N4 |
| Molecular Weight | 144.13 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 4 |